#0A3A66
Dark Blue
HEX
RGB
HSL
About #0A3A66 Dark Blue
#0A3A66 is a dark blue color. In the RGB color model, it is composed of 10 red, 58 green, and 102 blue. In the HSL color space, it has a hue of 209°, saturation of 82%, and lightness of 22%.
This color has a low lightness value, making it a dark color great for text and bold accents. With high saturation, it appears vibrant and eye-catching.
CSS Code & Gradients
Use #0A3A66 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
209°
Hue
82%
Saturation
22%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #0A3A66 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #0A3A66 against white and black backgrounds.
Aa#0A3A66 on White
Contrast Ratio11.6:1
AA ✓AA Large ✓AAA ✓
Aa#0A3A66 on Black
Contrast Ratio1.81:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #0A3A66 across different color formats.
| Format | Value |
|---|---|
| HEX | #0A3A66 |
| RGB | rgb(10, 58, 102) |
| HSL | hsl(209, 82%, 22%) |
| RGB Decimal | 10, 58, 102 |
| RGB Percent | 3.9%, 22.7%, 40.0% |
| CMYK (approx.) | 90%, 43%, 0%, 60% |
Related Palettes
12 palettes using #0A3A66 or similar colors