#151D23
Dark Blue
HEX
RGB
HSL
About #151D23 Dark Blue
#151D23 is a dark blue color. In the RGB color model, it is composed of 21 red, 29 green, and 35 blue. In the HSL color space, it has a hue of 206°, 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 #151D23 in your CSS, SCSS, or Tailwind projects.
Color Properties
206°
Hue
25%
Saturation
11%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #151D23 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #151D23 against white and black backgrounds.
Aa#151D23 on White
Contrast Ratio17.05:1
AA ✓AA Large ✓AAA ✓
Aa#151D23 on Black
Contrast Ratio1.23:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #151D23 across different color formats.
| Format | Value |
|---|---|
| HEX | #151D23 |
| RGB | rgb(21, 29, 35) |
| HSL | hsl(206, 25%, 11%) |
| RGB Decimal | 21, 29, 35 |
| RGB Percent | 8.2%, 11.4%, 13.7% |
| CMYK (approx.) | 40%, 17%, 0%, 86% |
Related Palettes
12 palettes using #151D23 or similar colors