#3778DB — Blue
#3778DB 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.
#3778DB
Tints and shades (50–950)
Accessibility
Contrast on white
4.31:1
Contrast on black
4.87:1
- 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 0.012 258.8); /* #f1f6fe */
--brand-100: oklch(0.936 0.026 258.8); /* #e0ebfc */
--brand-200: oklch(0.885 0.054 258.8); /* #c4dbfd */
--brand-300: oklch(0.808 0.097 258.8); /* #9ac2ff */
--brand-400: oklch(0.712 0.144 258.8); /* #68a2fb */
--brand-500: oklch(0.637 0.174 258.8); /* #4388f2 */
--brand-600: oklch(0.577 0.17 258.8); /* #3376dc */
--brand-700: oklch(0.505 0.16 258.8); /* #2261be */
--brand-800: oklch(0.444 0.142 258.8); /* #1a50a0 */
--brand-900: oklch(0.396 0.129 258.8); /* #13438a */
--brand-950: oklch(0.281 0.09 258.8); /* #082755 */
}