#151D28
Dark Blue
HEX
RGB
HSL
About #151D28 Dark Blue
#151D28 is a dark blue color. In the RGB color model, it is composed of 21 red, 29 green, and 40 blue. In the HSL color space, it has a hue of 215°, saturation of 31%, and lightness of 12%.
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 & Gradients
Use #151D28 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
215°
Hue
31%
Saturation
12%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #151D28 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #151D28 against white and black backgrounds.
Aa#151D28 on White
Contrast Ratio16.96:1
AA ✓AA Large ✓AAA ✓
Aa#151D28 on Black
Contrast Ratio1.24:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #151D28 across different color formats.
| Format | Value |
|---|---|
| HEX | #151D28 |
| RGB | rgb(21, 29, 40) |
| HSL | hsl(215, 31%, 12%) |
| RGB Decimal | 21, 29, 40 |
| RGB Percent | 8.2%, 11.4%, 15.7% |
| CMYK (approx.) | 48%, 28%, 0%, 84% |
Related Palettes
12 palettes using #151D28 or similar colors