#577BD9 — Blue
#577BD9 is a 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.
#577BD9
Tints and shades (50–950)
Accessibility
Contrast on white
4.01:1
Contrast on black
5.24:1
- AA (4.5:1) on whiteFail
- AA Large (3:1) on whitePass
- AAA (7:1) on whiteFail
- AAA Large (4.5:1) on whiteFail
- 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 0.011 266.3); /* #f2f5fd */
--brand-100: oklch(0.936 0.023 266.3); /* #e3eafa */
--brand-200: oklch(0.885 0.048 266.3); /* #cad9fa */
--brand-300: oklch(0.808 0.087 266.3); /* #a6bffa */
--brand-400: oklch(0.712 0.13 266.3); /* #7c9ff3 */
--brand-500: oklch(0.637 0.156 266.3); /* #5f85e9 */
--brand-600: oklch(0.577 0.153 266.3); /* #4f73d3 */
--brand-700: oklch(0.505 0.144 266.3); /* #3e5eb6 */
--brand-800: oklch(0.444 0.128 266.3); /* #324e9a */
--brand-900: oklch(0.396 0.116 266.3); /* #294184 */
--brand-950: oklch(0.281 0.081 266.3); /* #162651 */
}