#151923
Dark Blue
HEX
RGB
HSL
About #151923 Dark Blue
#151923 is a dark blue color. In the RGB color model, it is composed of 21 red, 25 green, and 35 blue. In the HSL color space, it has a hue of 223°, saturation of 25%, and lightness of 11%.
This color has a low lightness value, making it a dark color great for text and bold accents. With low saturation, it appears muted and subtle.
CSS Code
Use #151923 in your CSS, SCSS, or Tailwind projects.
Color Properties
223°
Hue
25%
Saturation
11%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #151923 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #151923 against white and black backgrounds.
Aa#151923 on White
Contrast Ratio17.57:1
AA ✓AA Large ✓AAA ✓
Aa#151923 on Black
Contrast Ratio1.2:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #151923 across different color formats.
| Format | Value |
|---|---|
| HEX | #151923 |
| RGB | rgb(21, 25, 35) |
| HSL | hsl(223, 25%, 11%) |
| RGB Decimal | 21, 25, 35 |
| RGB Percent | 8.2%, 9.8%, 13.7% |
| CMYK (approx.) | 40%, 29%, 0%, 86% |
Related Palettes
12 palettes using #151923 or similar colors