#151E40
Dark Blue
HEX
RGB
HSL
About #151E40 Dark Blue
#151E40 is a dark blue color. In the RGB color model, it is composed of 21 red, 30 green, and 64 blue. In the HSL color space, it has a hue of 227°, saturation of 51%, and lightness of 17%.
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 #151E40 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
227°
Hue
51%
Saturation
17%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #151E40 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #151E40 against white and black backgrounds.
Aa#151E40 on White
Contrast Ratio16.26:1
AA ✓AA Large ✓AAA ✓
Aa#151E40 on Black
Contrast Ratio1.29:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #151E40 across different color formats.
| Format | Value |
|---|---|
| HEX | #151E40 |
| RGB | rgb(21, 30, 64) |
| HSL | hsl(227, 51%, 17%) |
| RGB Decimal | 21, 30, 64 |
| RGB Percent | 8.2%, 11.8%, 25.1% |
| CMYK (approx.) | 67%, 53%, 0%, 75% |
Related Palettes
12 palettes using #151E40 or similar colors