#12303F
Dark Blue
HEX
RGB
HSL
About #12303F Dark Blue
#12303F is a dark blue color. In the RGB color model, it is composed of 18 red, 48 green, and 63 blue. In the HSL color space, it has a hue of 200°, saturation of 56%, and lightness of 16%.
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
Use #12303F in your CSS, SCSS, or Tailwind projects.
Color Properties
200°
Hue
56%
Saturation
16%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #12303F based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #12303F against white and black backgrounds.
Aa#12303F on White
Contrast Ratio13.81:1
AA ✓AA Large ✓AAA ✓
Aa#12303F on Black
Contrast Ratio1.52:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #12303F across different color formats.
| Format | Value |
|---|---|
| HEX | #12303F |
| RGB | rgb(18, 48, 63) |
| HSL | hsl(200, 56%, 16%) |
| RGB Decimal | 18, 48, 63 |
| RGB Percent | 7.1%, 18.8%, 24.7% |
| CMYK (approx.) | 71%, 24%, 0%, 75% |
Related Palettes
12 palettes using #12303F or similar colors