#66AAFF — Blue
#66AAFF 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.
Tints and shades (50–950)
Accessibility
Contrast on white
2.40:1
Contrast on black
8.76:1
- AA (4.5:1) on whiteFail
- AA Large (3:1) on whiteFail
- AAA (7:1) on whiteFail
- AAA Large (4.5:1) on whiteFail
- UI components (3:1) on whiteFail
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 0.01 254.9); /* #f1f6fd */
--brand-100: oklch(0.936 0.022 254.9); /* #e0ebf9 */
--brand-200: oklch(0.885 0.046 254.9); /* #c5dbf8 */
--brand-300: oklch(0.808 0.084 254.9); /* #9cc3f6 */
--brand-400: oklch(0.712 0.124 254.9); /* #6ba5ee */
--brand-500: oklch(0.637 0.15 254.9); /* #458ce3 */
--brand-600: oklch(0.577 0.147 254.9); /* #347acd */
--brand-700: oklch(0.505 0.138 254.9); /* #2365b1 */
--brand-800: oklch(0.444 0.123 254.9); /* #1b5395 */
--brand-900: oklch(0.396 0.111 254.9); /* #144680 */
--brand-950: oklch(0.281 0.078 254.9); /* #09294e */
}