#378BD4 — Blue
#378BD4 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.
#378BD4
Tints and shades (50–950)
Accessibility
Contrast on white
3.62:1
Contrast on black
5.81:1
- 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 0.01 248.4); /* #f0f6fc */
--brand-100: oklch(0.936 0.022 248.4); /* #dfebf8 */
--brand-200: oklch(0.885 0.044 248.4); /* #c3dcf6 */
--brand-300: oklch(0.808 0.08 248.4); /* #97c5f2 */
--brand-400: oklch(0.712 0.119 248.4); /* #62a8e9 */
--brand-500: oklch(0.637 0.143 248.4); /* #3690dd */
--brand-600: oklch(0.577 0.141 248.4); /* #227ec8 */
--brand-700: oklch(0.505 0.132 248.4); /* #0d68ac */
--brand-800: oklch(0.444 0.118 248.4); /* #065691 */
--brand-900: oklch(0.396 0.106 248.4); /* #02497c */
--brand-950: oklch(0.281 0.075 248.4); /* #012b4c */
}