#557BB1 — Blue
#557BB1 is a blue in the Blue family. In practice it looks like a soft, dusty 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.
#557BB1
Tints and shades (50–950)
Accessibility
Contrast on white
4.33:1
Contrast on black
4.85:1
- 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 0.007 257.2); /* #f2f6fa */
--brand-100: oklch(0.936 0.015 257.2); /* #e4eaf4 */
--brand-200: oklch(0.885 0.031 257.2); /* #cddaee */
--brand-300: oklch(0.808 0.055 257.2); /* #aac2e4 */
--brand-400: oklch(0.712 0.082 257.2); /* #81a4d5 */
--brand-500: oklch(0.637 0.099 257.2); /* #648dc7 */
--brand-600: oklch(0.577 0.097 257.2); /* #547bb2 */
--brand-700: oklch(0.505 0.091 257.2); /* #426698 */
--brand-800: oklch(0.444 0.081 257.2); /* #365480 */
--brand-900: oklch(0.396 0.073 257.2); /* #2c476e */
--brand-950: oklch(0.281 0.051 257.2); /* #182942 */
}