#3D66CF — Deep Blue
#3D66CF is a deep 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.
#3D66CF
Tints and shades (50–950)
Accessibility
Contrast on white
5.25:1
Contrast on black
4.00:1
- 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 0.012 265.1); /* #f1f6fe */
--brand-100: oklch(0.936 0.027 265.1); /* #e1eafc */
--brand-200: oklch(0.885 0.055 265.1); /* #c8d9ff */
--brand-300: oklch(0.808 0.096 265.1); /* #a2c0ff */
--brand-400: oklch(0.712 0.147 265.1); /* #759efe */
--brand-500: oklch(0.637 0.177 265.1); /* #5684f6 */
--brand-600: oklch(0.577 0.174 265.1); /* #4671df */
--brand-700: oklch(0.505 0.163 265.1); /* #365cc0 */
--brand-800: oklch(0.444 0.145 265.1); /* #2b4ca3 */
--brand-900: oklch(0.396 0.131 265.1); /* #23408c */
--brand-950: oklch(0.281 0.092 265.1); /* #122556 */
}