#538DD5 — Blue
#538DD5 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.
Tints and shades (50–950)
Accessibility
Contrast on white
3.42:1
Contrast on black
6.14:1
- 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 0.009 254.7); /* #f1f6fc */
--brand-100: oklch(0.936 0.02 254.7); /* #e1ebf7 */
--brand-200: oklch(0.885 0.041 254.7); /* #c8dbf4 */
--brand-300: oklch(0.808 0.073 254.7); /* #a0c3f0 */
--brand-400: oklch(0.712 0.109 254.7); /* #72a5e5 */
--brand-500: oklch(0.637 0.131 254.7); /* #508dd9 */
--brand-600: oklch(0.577 0.129 254.7); /* #3f7bc3 */
--brand-700: oklch(0.505 0.121 254.7); /* #2f65a8 */
--brand-800: oklch(0.444 0.108 254.7); /* #25548d */
--brand-900: oklch(0.396 0.097 254.7); /* #1d4779 */
--brand-950: oklch(0.281 0.068 254.7); /* #0e294a */
}