#537DEE — Blue
#537DEE 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.
#537DEE
Tints and shades (50–950)
Accessibility
Contrast on white
3.79:1
Contrast on black
5.54:1
- 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 0.013 266.1); /* #f1f5ff */
--brand-100: oklch(0.936 0.028 266.1); /* #e1eafd */
--brand-200: oklch(0.885 0.056 266.1); /* #c8d9ff */
--brand-300: oklch(0.808 0.096 266.1); /* #a3bfff */
--brand-400: oklch(0.712 0.149 266.1); /* #769eff */
--brand-500: oklch(0.637 0.185 266.1); /* #5682fa */
--brand-600: oklch(0.577 0.181 266.1); /* #4670e3 */
--brand-700: oklch(0.505 0.17 266.1); /* #365bc4 */
--brand-800: oklch(0.444 0.152 266.1); /* #2c4ba6 */
--brand-900: oklch(0.396 0.137 266.1); /* #243f8f */
--brand-950: oklch(0.281 0.096 266.1); /* #122458 */
}