#378FE3 — Blue
#378FE3 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.
#378FE3
Tints and shades (50–950)
Accessibility
Contrast on white
3.39:1
Contrast on black
6.20:1
- 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 0.011 250.7); /* #f0f6fd */
--brand-100: oklch(0.936 0.024 250.7); /* #dfebfa */
--brand-200: oklch(0.885 0.049 250.7); /* #c2dcf9 */
--brand-300: oklch(0.808 0.089 250.7); /* #95c5f8 */
--brand-400: oklch(0.712 0.132 250.7); /* #5ea7f1 */
--brand-500: oklch(0.637 0.159 250.7); /* #2f8ee7 */
--brand-600: oklch(0.577 0.155 250.7); /* #197cd1 */
--brand-700: oklch(0.505 0.145 250.7); /* #0066b4 */
--brand-800: oklch(0.444 0.128 250.7); /* #005597 */
--brand-900: oklch(0.396 0.114 250.7); /* #004881 */
--brand-950: oklch(0.281 0.081 250.7); /* #002a4f */
}