diff --git a/package.json b/package.json
index b0b608f013..9739e5e37d 100644
--- a/package.json
+++ b/package.json
@@ -27,6 +27,7 @@
     "lint:fix": "biome check --write && foundry run eslint . --ext .js,.jsx,.ts,.tsx --fix",
     "lint:ci": "biome ci && foundry run eslint . --ext .js,.jsx,.ts,.tsx --quiet ",
     "lint:css": "foundry run stylelint '**/*.css'",
+    "lint:css:fix": "foundry run stylelint '**/*.css' --fix",
     "dev": "npm run docs:start",
     "docs": "npm run docs:start",
     "docs:start": "storybook dev -p 6006",
@@ -95,4 +96,4 @@
     "vitest": "^2.0.3",
     "vitest-github-actions-reporter": "^0.11.1"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/circuit-ui/components/ColorInput/ColorInput.module.css b/packages/circuit-ui/components/ColorInput/ColorInput.module.css
index 34f19ca918..99c4ecc5be 100644
--- a/packages/circuit-ui/components/ColorInput/ColorInput.module.css
+++ b/packages/circuit-ui/components/ColorInput/ColorInput.module.css
@@ -1,15 +1,15 @@
 .suffix {
+  position: absolute;
+  top: 0;
+  right: 0;
+  width: var(--cui-spacings-exa);
+  height: var(--cui-spacings-exa);
   overflow: hidden;
-  border-top-right-radius: var(--cui-border-radius-byte);
-  border-bottom-right-radius: var(--cui-border-radius-byte);
   pointer-events: auto !important;
   border: none;
   border-left: 1px solid var(--cui-border-normal);
-  width: var(--cui-spacings-exa);
-  height: var(--cui-spacings-exa);
-  position: absolute;
-  top: 0;
-  right: 0;
+  border-top-right-radius: var(--cui-border-radius-byte);
+  border-bottom-right-radius: var(--cui-border-radius-byte);
   box-shadow: none;
 }
 
@@ -20,13 +20,13 @@
   line-height: var(--cui-spacings-mega);
 }
 
-.colorInput {
-  opacity: 0;
+.color-input {
   width: var(--cui-spacings-exa);
   height: var(--cui-spacings-exa);
+  padding: 0;
   border: none;
   box-shadow: none;
-  padding: 0;
+  opacity: 0;
 }
 
 .input {
@@ -43,4 +43,4 @@
 
 .colorpick:focus-within input {
   box-shadow: 0 0 0 2px var(--cui-border-accent);
-}
\ No newline at end of file
+}
diff --git a/packages/circuit-ui/components/ColorInput/ColorInput.spec.tsx b/packages/circuit-ui/components/ColorInput/ColorInput.spec.tsx
index e323c5f449..6ed9b6aafc 100644
--- a/packages/circuit-ui/components/ColorInput/ColorInput.spec.tsx
+++ b/packages/circuit-ui/components/ColorInput/ColorInput.spec.tsx
@@ -16,7 +16,7 @@
 import { describe, expect, it } from 'vitest';
 import { createRef } from 'react';
 
-import { render, axe } from '../../util/test-utils.js';
+import { render, axe, screen } from '../../util/test-utils.js';
 import type { InputElement } from '../Input/index.js';
 
 import { ColorInput } from './ColorInput.js';
@@ -36,4 +36,29 @@ describe('ColorInput', () => {
     const actual = await axe(container);
     expect(actual).toHaveNoViolations();
   });
+
+  describe('Labeling', () => {
+    const HEX_SYMBOL = '#';
+
+    it('should have the currency symbol as part of its accessible description', () => {
+      render(<ColorInput {...baseProps} />);
+      expect(screen.getByRole('textbox')).toHaveAccessibleDescription(
+        HEX_SYMBOL,
+      );
+    });
+
+    it('should accept a custom description via aria-describedby', () => {
+      const customDescription = 'Custom description';
+      const customDescriptionId = 'customDescriptionId';
+      render(
+        <>
+          <span id={customDescriptionId}>{customDescription}</span>
+          <ColorInput {...baseProps} aria-describedby={customDescriptionId} />
+        </>,
+      );
+      expect(screen.getByRole('textbox')).toHaveAccessibleDescription(
+        `${HEX_SYMBOL} ${customDescription}`,
+      );
+    });
+  });
 });
diff --git a/packages/circuit-ui/components/ColorInput/ColorInput.tsx b/packages/circuit-ui/components/ColorInput/ColorInput.tsx
index 7f22e1b0c4..7c2ccaf2f6 100644
--- a/packages/circuit-ui/components/ColorInput/ColorInput.tsx
+++ b/packages/circuit-ui/components/ColorInput/ColorInput.tsx
@@ -67,7 +67,17 @@ export interface ColorInputProps
 
 export const ColorInput = forwardRef<InputElement, ColorInputProps>(
   (
-    { onChange, className, value, defaultValue, pickerLabel, ...props },
+    {
+      onChange,
+      className,
+      value,
+      defaultValue,
+      pickerLabel,
+      readOnly,
+      'aria-describedby': descriptionId,
+      id,
+      ...props
+    },
     ref,
   ) => {
     const [currentColor, setCurrentColor] = useState<string | undefined>(
@@ -76,6 +86,10 @@ export const ColorInput = forwardRef<InputElement, ColorInputProps>(
     const colorDisplayRef = useRef<HTMLDivElement>(null);
     const colorPickerRef = useRef<InputElement>(null);
     const pickerId = useId();
+    const hexSymbolId = useId();
+    const inputFallbackId = useId();
+    const inputId = id || inputFallbackId;
+    const descriptionIds = clsx(hexSymbolId, descriptionId);
 
     const onPickerColorChange: ChangeEventHandler<InputElement> = (e) => {
       setCurrentColor(e.target.value);
@@ -97,6 +111,8 @@ export const ColorInput = forwardRef<InputElement, ColorInputProps>(
       }
     }, [currentColor]);
 
+    // render suffix only once, otherwise if it gets re-rendered on color change
+    // the native color-picker widget might get mistakenly dismissed by the browser
     const renderSuffix = useCallback(
       () => (
         <div
@@ -110,9 +126,11 @@ export const ColorInput = forwardRef<InputElement, ColorInputProps>(
           <input
             type="color"
             id={pickerId}
-            className={styles.colorInput}
+            className={styles['color-input']}
             onChange={onPickerColorChange}
             ref={applyMultipleRefs(colorPickerRef, ref)}
+            aria-controls={inputId}
+            readOnly={readOnly}
           />
         </div>
       ),
@@ -124,7 +142,7 @@ export const ColorInput = forwardRef<InputElement, ColorInputProps>(
         className={styles.colorpick}
         renderPrefix={({ className: cn }) => (
           <div className={clsx(cn, styles.prefix)}>
-            <span>#</span>
+            <span id={hexSymbolId}>#</span>
           </div>
         )}
         renderSuffix={renderSuffix}
@@ -133,6 +151,9 @@ export const ColorInput = forwardRef<InputElement, ColorInputProps>(
         maxLength={6}
         pattern="[0-9a-f]{3,6}"
         onChange={onInputChange}
+        aria-describedby={descriptionIds}
+        id={inputId}
+        readOnly={readOnly}
         {...props}
       />
     );