#21577D
Blue
HEX
RGB
HSL
About #21577D Blue
#21577D is a blue color. In the RGB color model, it is composed of 33 red, 87 green, and 125 blue. In the HSL color space, it has a hue of 205°, 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 #21577D in your CSS, SCSS, or Tailwind projects.
Color Properties
205°
Hue
58%
Saturation
31%
Lightness
Blue
Color Harmonies
Colors that work well with #21577D based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21577D against white and black backgrounds.
Aa#21577D on White
Contrast Ratio7.71:1
AA ✓AA Large ✓AAA ✓
Aa#21577D on Black
Contrast Ratio2.72:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #21577D across different color formats.
| Format | Value |
|---|---|
| HEX | #21577D |
| RGB | rgb(33, 87, 125) |
| HSL | hsl(205, 58%, 31%) |
| RGB Decimal | 33, 87, 125 |
| RGB Percent | 12.9%, 34.1%, 49.0% |
| CMYK (approx.) | 74%, 30%, 0%, 51% |
Related Palettes
12 palettes using #21577D or similar colors