#306BD3 — Deep Blue
#306BD3 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.
#306BD3
Tints and shades (50–950)
Accessibility
Contrast on white
5.04:1
Contrast on black
4.17:1
- 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 0.013 260.8); /* #f1f6fe */
--brand-100: oklch(0.936 0.027 260.8); /* #e0ebfd */
--brand-200: oklch(0.885 0.056 260.8); /* #c4daff */
--brand-300: oklch(0.808 0.096 260.8); /* #9dc1ff */
--brand-400: oklch(0.712 0.15 260.8); /* #6aa1ff */
--brand-500: oklch(0.637 0.181 260.8); /* #4786f7 */
--brand-600: oklch(0.577 0.177 260.8); /* #3674e0 */
--brand-700: oklch(0.505 0.166 260.8); /* #265fc2 */
--brand-800: oklch(0.444 0.148 260.8); /* #1e4ea4 */
--brand-900: oklch(0.396 0.134 260.8); /* #17428d */
--brand-950: oklch(0.281 0.094 260.8); /* #0b2656 */
}