#3879BF — Blue
#3879BF 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.
#3879BF
Tints and shades (50–950)
Accessibility
Contrast on white
4.51:1
Contrast on black
4.66:1
- AA (4.5:1) on whitePass
- AA Large (3:1) on whitePass
- AAA (7:1) on whiteFail
- AAA Large (4.5:1) on whitePass
- 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 0.009 252.5); /* #f1f6fc */
--brand-100: oklch(0.936 0.02 252.5); /* #e1ebf7 */
--brand-200: oklch(0.885 0.041 252.5); /* #c6dcf4 */
--brand-300: oklch(0.808 0.075 252.5); /* #9ec4f0 */
--brand-400: oklch(0.712 0.111 252.5); /* #6ea6e6 */
--brand-500: oklch(0.637 0.134 252.5); /* #498eda */
--brand-600: oklch(0.577 0.131 252.5); /* #387cc4 */
--brand-700: oklch(0.505 0.123 252.5); /* #2766a8 */
--brand-800: oklch(0.444 0.11 252.5); /* #1e558e */
--brand-900: oklch(0.396 0.099 252.5); /* #18487a */
--brand-950: oklch(0.281 0.07 252.5); /* #0b2a4a */
}