#21373F
Dark Blue
HEX
RGB
HSL
About #21373F Dark Blue
#21373F is a dark blue color. In the RGB color model, it is composed of 33 red, 55 green, and 63 blue. In the HSL color space, it has a hue of 196°, saturation of 31%, and lightness of 19%.
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 #21373F in your CSS, SCSS, or Tailwind projects.
Color Properties
196°
Hue
31%
Saturation
19%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #21373F based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21373F against white and black backgrounds.
Aa#21373F on White
Contrast Ratio12.48:1
AA ✓AA Large ✓AAA ✓
Aa#21373F on Black
Contrast Ratio1.68:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #21373F across different color formats.
| Format | Value |
|---|---|
| HEX | #21373F |
| RGB | rgb(33, 55, 63) |
| HSL | hsl(196, 31%, 19%) |
| RGB Decimal | 33, 55, 63 |
| RGB Percent | 12.9%, 21.6%, 24.7% |
| CMYK (approx.) | 48%, 13%, 0%, 75% |
Related Palettes
12 palettes using #21373F or similar colors