#5566CC — Deep Indigo
#5566CC is a deep indigo in the Indigo family. In practice it looks like a balanced medium indigo, and it is also commonly known as Indigo, Iris Blue. Below are all of its color space values, an 11-step scale, harmony palettes and accessibility data.
#5566CC
Tints and shades (50–950)
Accessibility
Contrast on white
5.05:1
Contrast on black
4.16:1
- AA (4.5:1) on whitePass
- AA Large (3:1) on whitePass
- AAA (7:1) on whiteFail
- AAA Large (4.5:1) on whitePass
- UI components (3:1) on whitePass
Need a passing variant? Repair this color in the contrast checker.
Complementary palette
Analogous palette
Triadic palette
Copy-ready CSS
brand-scale.css
:root {
--brand-50: oklch(0.971 0.012 273); /* #f3f5fe */
--brand-100: oklch(0.936 0.025 273); /* #e4e9fb */
--brand-200: oklch(0.885 0.051 273); /* #cdd8fc */
--brand-300: oklch(0.808 0.093 273); /* #acbdfd */
--brand-400: oklch(0.712 0.137 273); /* #869bf7 */
--brand-500: oklch(0.637 0.166 273); /* #6c80ee */
--brand-600: oklch(0.577 0.162 273); /* #5c6ed8 */
--brand-700: oklch(0.505 0.152 273); /* #4a59ba */
--brand-800: oklch(0.444 0.136 273); /* #3d4a9d */
--brand-900: oklch(0.396 0.123 273); /* #333e87 */
--brand-950: oklch(0.281 0.086 273); /* #1c2353 */
}