#30303B
Dark Blue
HEX
RGB
HSL
About #30303B Dark Blue
#30303B is a dark blue color. In the RGB color model, it is composed of 48 red, 48 green, and 59 blue. In the HSL color space, it has a hue of 240°, saturation of 10%, and lightness of 21%.
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 #30303B in your CSS, SCSS, or Tailwind projects.
Color Properties
240°
Hue
10%
Saturation
21%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #30303B based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #30303B against white and black backgrounds.
Aa#30303B on White
Contrast Ratio13.03:1
AA ✓AA Large ✓AAA ✓
Aa#30303B on Black
Contrast Ratio1.61:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #30303B across different color formats.
| Format | Value |
|---|---|
| HEX | #30303B |
| RGB | rgb(48, 48, 59) |
| HSL | hsl(240, 10%, 21%) |
| RGB Decimal | 48, 48, 59 |
| RGB Percent | 18.8%, 18.8%, 23.1% |
| CMYK (approx.) | 19%, 19%, 0%, 77% |
Related Palettes
12 palettes using #30303B or similar colors