#3F79CB — Blue
#3F79CB 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.
#3F79CB
Tints and shades (50–950)
Accessibility
Contrast on white
4.37:1
Contrast on black
4.81:1
- 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 0.01 257.4); /* #f1f6fd */
--brand-100: oklch(0.936 0.022 257.4); /* #e1ebf9 */
--brand-200: oklch(0.885 0.046 257.4); /* #c7dbf8 */
--brand-300: oklch(0.808 0.083 257.4); /* #9fc3f6 */
--brand-400: oklch(0.712 0.123 257.4); /* #70a4ee */
--brand-500: oklch(0.637 0.148 257.4); /* #4d8be3 */
--brand-600: oklch(0.577 0.145 257.4); /* #3d79cd */
--brand-700: oklch(0.505 0.136 257.4); /* #2c63b0 */
--brand-800: oklch(0.444 0.121 257.4); /* #235295 */
--brand-900: oklch(0.396 0.109 257.4); /* #1b4580 */
--brand-950: oklch(0.281 0.077 257.4); /* #0d284e */
}