#21587D
Blue
HEX
RGB
HSL
About #21587D Blue
#21587D is a blue color. In the RGB color model, it is composed of 33 red, 88 green, and 125 blue. In the HSL color space, it has a hue of 204°, saturation of 58%, and lightness of 31%.
This color has a low lightness value, making it a dark color great for text and bold accents. With moderate saturation, it appears balanced and versatile.
CSS Code
Use #21587D in your CSS, SCSS, or Tailwind projects.
Color Properties
204°
Hue
58%
Saturation
31%
Lightness
Blue
Color Harmonies
Colors that work well with #21587D based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21587D against white and black backgrounds.
Aa#21587D on White
Contrast Ratio7.62:1
AA ✓AA Large ✓AAA ✓
Aa#21587D on Black
Contrast Ratio2.76:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #21587D across different color formats.
| Format | Value |
|---|---|
| HEX | #21587D |
| RGB | rgb(33, 88, 125) |
| HSL | hsl(204, 58%, 31%) |
| RGB Decimal | 33, 88, 125 |
| RGB Percent | 12.9%, 34.5%, 49.0% |
| CMYK (approx.) | 74%, 30%, 0%, 51% |
Related Palettes
12 palettes using #21587D or similar colors