#21313F
Dark Blue
HEX
RGB
HSL
About #21313F Dark Blue
#21313F is a dark blue color. In the RGB color model, it is composed of 33 red, 49 green, and 63 blue. In the HSL color space, it has a hue of 208°, 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 #21313F in your CSS, SCSS, or Tailwind projects.
Color Properties
208°
Hue
31%
Saturation
19%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #21313F based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21313F against white and black backgrounds.
Aa#21313F on White
Contrast Ratio13.33:1
AA ✓AA Large ✓AAA ✓
Aa#21313F on Black
Contrast Ratio1.58:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #21313F across different color formats.
| Format | Value |
|---|---|
| HEX | #21313F |
| RGB | rgb(33, 49, 63) |
| HSL | hsl(208, 31%, 19%) |
| RGB Decimal | 33, 49, 63 |
| RGB Percent | 12.9%, 19.2%, 24.7% |
| CMYK (approx.) | 48%, 22%, 0%, 75% |
Related Palettes
12 palettes using #21313F or similar colors