#397EB9 — Blue
#397EB9 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.
#397EB9
Tints and shades (50–950)
Accessibility
Contrast on white
4.32:1
Contrast on black
4.86:1
- 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 0.008 247.3); /* #f1f6fb */
--brand-100: oklch(0.936 0.018 247.3); /* #e1ebf6 */
--brand-200: oklch(0.885 0.037 247.3); /* #c6dcf1 */
--brand-300: oklch(0.808 0.067 247.3); /* #9ec5ea */
--brand-400: oklch(0.712 0.1 247.3); /* #6da8dd */
--brand-500: oklch(0.637 0.12 247.3); /* #4891d0 */
--brand-600: oklch(0.577 0.118 247.3); /* #367ebb */
--brand-700: oklch(0.505 0.111 247.3); /* #2569a0 */
--brand-800: oklch(0.444 0.099 247.3); /* #1c5787 */
--brand-900: oklch(0.396 0.089 247.3); /* #164a74 */
--brand-950: oklch(0.281 0.063 247.3); /* #0a2b46 */
}