#3663AA — Deep Blue
#3663AA is a deep blue in the Blue family. In practice it looks like a balanced medium blue, and it is also commonly known as Blue, Cobalt Blue. Below are all of its color space values, an 11-step scale, harmony palettes and accessibility data.
#3663AA
Tints and shades (50–950)
Accessibility
Contrast on white
5.96:1
Contrast on black
3.52:1
- 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 0.009 259.2); /* #f2f6fc */
--brand-100: oklch(0.936 0.02 259.2); /* #e2eaf7 */
--brand-200: oklch(0.885 0.04 259.2); /* #cadaf4 */
--brand-300: oklch(0.808 0.073 259.2); /* #a4c2f0 */
--brand-400: oklch(0.712 0.108 259.2); /* #79a3e5 */
--brand-500: oklch(0.637 0.13 259.2); /* #598bd9 */
--brand-600: oklch(0.577 0.127 259.2); /* #4979c4 */
--brand-700: oklch(0.505 0.12 259.2); /* #3864a8 */
--brand-800: oklch(0.444 0.107 259.2); /* #2d538e */
--brand-900: oklch(0.396 0.096 259.2); /* #25467a */
--brand-950: oklch(0.281 0.068 259.2); /* #13294a */
}