diff --git a/src/components/ImageOverlay.stories.tsx b/src/components/ImageOverlay.stories.tsx
new file mode 100644
index 000000000..0d4385f97
--- /dev/null
+++ b/src/components/ImageOverlay.stories.tsx
@@ -0,0 +1,49 @@
+import { useState } from "react";
+import type { Meta, StoryObj } from "@storybook/nextjs";
+import ImageOverlayPanel from "./ImageOverlay";
+import type { OverlayPosition } from "../lib/types";
+
+function ImageOverlayStory({ withImage = true }: { withImage?: boolean }) {
+  const [file, setFile] = useState<File | null>(() =>
+    withImage
+      ? new File(
+          [
+            Uint8Array.from(
+              atob(
+                "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQIHWP4z8DwHwAFgAI/ScLbtAAAAABJRU5ErkJggg=="
+              ),
+              (char) => char.charCodeAt(0)
+            ),
+          ],
+          "overlay.png",
+          { type: "image/png" }
+        )
+      : null
+  );
+  const [position, setPosition] = useState<OverlayPosition>("bottom-right");
+  const [size, setSize] = useState(150);
+  const [opacity, setOpacity] = useState(75);
+  return (
+    <ImageOverlayPanel
+      overlayFile={file}
+      setOverlayFile={setFile}
+      overlayPosition={position}
+      setOverlayPosition={setPosition}
+      overlaySize={size}
+      setOverlaySize={setSize}
+      overlayOpacity={opacity}
+      setOverlayOpacity={setOpacity}
+    />
+  );
+}
+
+const meta = {
+  title: "Editor/Controls/ImageOverlay",
+  component: ImageOverlayStory,
+  parameters: { layout: "padded" },
+} satisfies Meta<typeof ImageOverlayStory>;
+
+export default meta;
+type Story = StoryObj<typeof meta>;
+export const SelectPresets: Story = {};
+export const NoImage: Story = { args: { withImage: false } };
diff --git a/src/components/ImageOverlay.tsx b/src/components/ImageOverlay.tsx
index c6630c331..f93de5dbb 100644
--- a/src/components/ImageOverlay.tsx
+++ b/src/components/ImageOverlay.tsx
@@ -145,6 +145,8 @@ export default function ImageOverlayPanel({
                   key={value}
                   type="button"
                   onClick={() => setOverlayPosition(value)}
+                  aria-label={`Position overlay at ${value.replace("-", " ")}`}
+                  aria-pressed={overlayPosition === value}
                   className={`rounded border py-0.5 text-center text-[10px] transition flex items-center justify-center gap-0.5 ${
                     overlayPosition === value
                       ? "border-[var(--accent)] text-[var(--text)] bg-[var(--accent-muted)]"
@@ -167,6 +169,7 @@ export default function ImageOverlayPanel({
               <button
                 type="button"
                 onClick={() => setOverlaySize(100)}
+                aria-pressed={isSmallSize}
                 className={`rounded border py-0.5 text-center text-[10px] transition ${
                   isSmallSize
                     ? "border-[var(--accent)] text-[var(--text)] bg-[var(--accent-muted)]"
@@ -178,6 +181,7 @@ export default function ImageOverlayPanel({
               <button
                 type="button"
                 onClick={() => setOverlaySize(250)}
+                aria-pressed={isMediumSize}
                 className={`rounded border py-0.5 text-center text-[10px] transition ${
                   isMediumSize
                     ? "border-[var(--accent)] text-[var(--text)] bg-[var(--accent-muted)]"
@@ -189,6 +193,7 @@ export default function ImageOverlayPanel({
               <button
                 type="button"
                 onClick={() => setOverlaySize(450)}
+                aria-pressed={isLargeSize}
                 className={`rounded border py-0.5 text-center text-[10px] transition ${
                   isLargeSize
                     ? "border-[var(--accent)] text-[var(--text)] bg-[var(--accent-muted)]"
@@ -207,6 +212,7 @@ export default function ImageOverlayPanel({
               <button
                 type="button"
                 onClick={() => setOverlayOpacity(25)}
+                aria-pressed={isFaintOpacity}
                 className={`rounded border py-0.5 text-center text-[10px] transition ${
                   isFaintOpacity
                     ? "border-[var(--accent)] text-[var(--text)] bg-[var(--accent-muted)]"
@@ -218,6 +224,7 @@ export default function ImageOverlayPanel({
               <button
                 type="button"
                 onClick={() => setOverlayOpacity(60)}
+                aria-pressed={isMediumOpacity}
                 className={`rounded border py-0.5 text-center text-[10px] transition ${
                   isMediumOpacity
                     ? "border-[var(--accent)] text-[var(--text)] bg-[var(--accent-muted)]"
@@ -229,6 +236,7 @@ export default function ImageOverlayPanel({
               <button
                 type="button"
                 onClick={() => setOverlayOpacity(100)}
+                aria-pressed={isSolidOpacity}
                 className={`rounded border py-0.5 text-center text-[10px] transition ${
                   isSolidOpacity
                     ? "border-[var(--accent)] text-[var(--text)] bg-[var(--accent-muted)]"
diff --git a/src/components/TextControls.stories.tsx b/src/components/TextControls.stories.tsx
new file mode 100644
index 000000000..a38596018
--- /dev/null
+++ b/src/components/TextControls.stories.tsx
@@ -0,0 +1,45 @@
+import { useState } from "react";
+import type { Meta, StoryObj } from "@storybook/nextjs";
+import TextControls from "./TextControls";
+import { RecipeHarness, makeRecipe } from "./__stories__/RecipeHarness";
+
+function TextControlsStory() {
+  const [selected, setSelected] = useState<string | null>("sample-text");
+  return (
+    <RecipeHarness
+      initial={makeRecipe({
+        textOverlays: [
+          {
+            id: "sample-text",
+            text: "Sample title",
+            x: 50,
+            y: 20,
+            fontSize: 48,
+            color: "#ffffff",
+            fontWeight: "normal",
+            fontFamily: "Arial",
+          },
+        ],
+      })}
+    >
+      {(recipe, onChange) => (
+        <TextControls
+          recipe={recipe}
+          onChange={onChange}
+          selectedTextId={selected}
+          onSelectText={setSelected}
+        />
+      )}
+    </RecipeHarness>
+  );
+}
+
+const meta = {
+  title: "Editor/Controls/TextControls",
+  component: TextControlsStory,
+  parameters: { layout: "padded" },
+} satisfies Meta<typeof TextControlsStory>;
+
+export default meta;
+type Story = StoryObj<typeof meta>;
+export const SelectFontWeight: Story = {};
diff --git a/src/components/TextControls.tsx b/src/components/TextControls.tsx
index 48cbef3b6..2e4dddb68 100644
--- a/src/components/TextControls.tsx
+++ b/src/components/TextControls.tsx
@@ -197,6 +197,7 @@ export default function TextControls({
                 <button
                   key={weight}
                   type="button"
+                  aria-pressed={selectedOverlay.fontWeight === weight}
                   onClick={() =>
                     handleUpdateText(selectedTextId!, { fontWeight: weight })
                   }
diff --git a/src/components/__tests__/PresetButtons.test.tsx b/src/components/__tests__/PresetButtons.test.tsx
new file mode 100644
index 000000000..533028a4a
--- /dev/null
+++ b/src/components/__tests__/PresetButtons.test.tsx
@@ -0,0 +1,183 @@
+import { useState } from "react";
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+import { cleanup, render, screen } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import ImageOverlayPanel from "../ImageOverlay";
+import TextControls from "../TextControls";
+import { DEFAULT_RECIPE } from "../../lib/constants";
+import { createDefaultTextOverlay } from "../../lib/text-overlay";
+import type { OverlayPosition } from "../../lib/types";
+
+const positions = ["top-left", "top-right", "bottom-left", "bottom-right"] as const;
+const sizes = ["Small", "Medium", "Large"];
+const opacities = ["25%", "60%", "100%"];
+const weights = ["Normal", "Bold", "Heavy"];
+
+function ImageHarness({ size = 100, opacity = 100 }: { size?: number; opacity?: number }) {
+  const [file, setFile] = useState<File | null>(
+    () => new File(["image"], "overlay.png", { type: "image/png" })
+  );
+  const [position, setPosition] = useState<OverlayPosition>("top-left");
+  const [currentSize, setSize] = useState(size);
+  const [currentOpacity, setOpacity] = useState(opacity);
+  return (
+    <ImageOverlayPanel
+      overlayFile={file}
+      setOverlayFile={setFile}
+      overlayPosition={position}
+      setOverlayPosition={setPosition}
+      overlaySize={currentSize}
+      setOverlaySize={setSize}
+      overlayOpacity={currentOpacity}
+      setOverlayOpacity={setOpacity}
+    />
+  );
+}
+
+function TextHarness() {
+  const [recipe, setRecipe] = useState(() => ({
+    ...DEFAULT_RECIPE,
+    textOverlays: [
+      { ...createDefaultTextOverlay(), id: "first", text: "First overlay" },
+      {
+        ...createDefaultTextOverlay(),
+        id: "second",
+        text: "Second overlay",
+        fontWeight: "900" as const,
+      },
+    ],
+  }));
+  const [selected, setSelected] = useState<string | null>("first");
+  return (
+    <TextControls
+      recipe={recipe}
+      onChange={(patch) => setRecipe((prev) => ({ ...prev, ...patch }))}
+      selectedTextId={selected}
+      onSelectText={setSelected}
+    />
+  );
+}
+
+function expectSelection(names: readonly string[], selected: string) {
+  for (const name of names) {
+    expect(screen.getByRole("button", { name })).toHaveAttribute(
+      "aria-pressed",
+      String(name === selected)
+    );
+  }
+}
+
+beforeEach(() => {
+  vi.stubGlobal(
+    "URL",
+    class extends URL {
+      static createObjectURL = vi.fn(() => "blob:overlay");
+      static revokeObjectURL = vi.fn();
+    }
+  );
+});
+afterEach(() => {
+  cleanup();
+  vi.unstubAllGlobals();
+});
+
+describe("image overlay preset accessibility", () => {
+  it("names every position and updates its pressed state after selection", async () => {
+    const user = userEvent.setup();
+    render(<ImageHarness />);
+    const names = positions.map((position) => `Position overlay at ${position.replace("-", " ")}`);
+    expectSelection(names, "Position overlay at top left");
+    for (const name of [...names.slice(1), "Position overlay at top left"]) {
+      await user.click(screen.getByRole("button", { name }));
+      expectSelection(names, name);
+    }
+  });
+
+  it.each([
+    ["size", sizes, "Small"],
+    ["opacity", opacities, "100%"],
+  ] as const)(
+    "updates all %s pressed states when a preset changes",
+    async (_group, names, initial) => {
+      const user = userEvent.setup();
+      render(<ImageHarness />);
+      expectSelection(names, initial);
+      for (const name of names) {
+        await user.click(screen.getByRole("button", { name }));
+        expectSelection(names, name);
+      }
+    }
+  );
+
+  it.each([
+    [100, "Small"],
+    [150, "Small"],
+    [151, "Medium"],
+    [250, "Medium"],
+    [300, "Medium"],
+    [301, "Large"],
+    [450, "Large"],
+  ])("matches the highlighted size range at %s", (size, selected) => {
+    render(<ImageHarness size={Number(size)} />);
+    expectSelection(sizes, String(selected));
+  });
+
+  it.each([
+    [0, "25%"],
+    [25, "25%"],
+    [35, "25%"],
+    [36, "60%"],
+    [60, "60%"],
+    [75, "60%"],
+    [76, "100%"],
+    [100, "100%"],
+  ])("matches the highlighted opacity range at %s", (opacity, selected) => {
+    render(<ImageHarness opacity={Number(opacity)} />);
+    expectSelection(opacities, String(selected));
+  });
+
+  it("supports keyboard activation and removes presets when the image is removed", async () => {
+    const user = userEvent.setup();
+    render(<ImageHarness />);
+    screen.getByRole("button", { name: "Small" }).focus();
+    await user.tab();
+    expect(screen.getByRole("button", { name: "Medium" })).toHaveFocus();
+    await user.keyboard(" ");
+    expectSelection(sizes, "Medium");
+    await user.tab();
+    await user.keyboard("{Enter}");
+    expectSelection(sizes, "Large");
+    await user.click(screen.getByRole("button", { name: "Remove overlay image" }));
+    expect(screen.queryByRole("button", { pressed: true })).not.toBeInTheDocument();
+  });
+});
+
+describe("font weight preset accessibility", () => {
+  it("updates pressed states on click and follows the selected text overlay", async () => {
+    const user = userEvent.setup();
+    render(<TextHarness />);
+    expectSelection(weights, "Normal");
+    for (const name of ["Bold", "Heavy", "Normal"]) {
+      await user.click(screen.getByRole("button", { name }));
+      expectSelection(weights, name);
+    }
+    await user.click(screen.getByRole("button", { name: "Second overlay" }));
+    expectSelection(weights, "Heavy");
+    await user.click(screen.getByRole("button", { name: "First overlay" }));
+    expectSelection(weights, "Normal");
+  });
+
+  it("supports Tab, Space and Enter without changing selection on focus", async () => {
+    const user = userEvent.setup();
+    render(<TextHarness />);
+    screen.getByRole("button", { name: "Normal" }).focus();
+    await user.tab();
+    expect(screen.getByRole("button", { name: "Bold" })).toHaveFocus();
+    expectSelection(weights, "Normal");
+    await user.keyboard(" ");
+    expectSelection(weights, "Bold");
+    await user.tab();
+    await user.keyboard("{Enter}");
+    expectSelection(weights, "Heavy");
+  });
+});