#166EF9 — Vivid Blue
#166EF9 is a vivid blue in the Blue family. In practice it looks like a bold, saturated 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.
#166EF9
Tints and shades (50–950)
Accessibility
Contrast on white
4.53:1
Contrast on black
4.63:1
- 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 0.014 260.3); /* #f0f6ff */
--brand-100: oklch(0.936 0.031 260.3); /* #deebff */
--brand-200: oklch(0.885 0.056 260.3); /* #c4daff */
--brand-300: oklch(0.808 0.097 260.3); /* #9cc1ff */
--brand-400: oklch(0.712 0.15 260.3); /* #69a1ff */
--brand-500: oklch(0.637 0.195 260.3); /* #3d85ff */
--brand-600: oklch(0.577 0.229 260.3); /* #0f6dfd */
--brand-700: oklch(0.505 0.209 260.3); /* #0059d9 */
--brand-800: oklch(0.444 0.184 260.3); /* #004ab6 */
--brand-900: oklch(0.396 0.164 260.3); /* #003e9c */
--brand-950: oklch(0.281 0.116 260.3); /* #002361 */
}