#81B9E4
Blue
HEX
RGB
HSL
About #81B9E4 Blue
#81B9E4 is a blue color. In the RGB color model, it is composed of 129 red, 185 green, and 228 blue. In the HSL color space, it has a hue of 206°, saturation of 65%, and lightness of 70%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With moderate saturation, it appears balanced and versatile.
CSS Code
Use #81B9E4 in your CSS, SCSS, or Tailwind projects.
Color Properties
206°
Hue
65%
Saturation
70%
Lightness
Blue
Color Harmonies
Colors that work well with #81B9E4 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #81B9E4 against white and black backgrounds.
Aa#81B9E4 on White
Contrast Ratio2.1:1
AA ✗AA Large ✗AAA ✗
Aa#81B9E4 on Black
Contrast Ratio9.99:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #81B9E4 across different color formats.
| Format | Value |
|---|---|
| HEX | #81B9E4 |
| RGB | rgb(129, 185, 228) |
| HSL | hsl(206, 65%, 70%) |
| RGB Decimal | 129, 185, 228 |
| RGB Percent | 50.6%, 72.5%, 89.4% |
| CMYK (approx.) | 43%, 19%, 0%, 11% |
Related Palettes
12 palettes using #81B9E4 or similar colors