#233E57
Dark Blue
HEX
RGB
HSL
About #233E57 Dark Blue
#233E57 is a dark blue color. In the RGB color model, it is composed of 35 red, 62 green, and 87 blue. In the HSL color space, it has a hue of 209°, saturation of 43%, and lightness of 24%.
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 #233E57 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
209°
Hue
43%
Saturation
24%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #233E57 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #233E57 against white and black backgrounds.
Aa#233E57 on White
Contrast Ratio11.06:1
AA ✓AA Large ✓AAA ✓
Aa#233E57 on Black
Contrast Ratio1.9:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #233E57 across different color formats.
| Format | Value |
|---|---|
| HEX | #233E57 |
| RGB | rgb(35, 62, 87) |
| HSL | hsl(209, 43%, 24%) |
| RGB Decimal | 35, 62, 87 |
| RGB Percent | 13.7%, 24.3%, 34.1% |
| CMYK (approx.) | 60%, 29%, 0%, 66% |
Related Palettes
12 palettes using #233E57 or similar colors