#121521
Dark Blue
HEX
RGB
HSL
About #121521 Dark Blue
#121521 is a dark blue color. In the RGB color model, it is composed of 18 red, 21 green, and 33 blue. In the HSL color space, it has a hue of 228°, saturation of 29%, and lightness of 10%.
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 #121521 in your CSS, SCSS, or Tailwind projects.
Color Properties
228°
Hue
29%
Saturation
10%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #121521 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #121521 against white and black backgrounds.
Aa#121521 on White
Contrast Ratio18.18:1
AA ✓AA Large ✓AAA ✓
Aa#121521 on Black
Contrast Ratio1.15:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #121521 across different color formats.
| Format | Value |
|---|---|
| HEX | #121521 |
| RGB | rgb(18, 21, 33) |
| HSL | hsl(228, 29%, 10%) |
| RGB Decimal | 18, 21, 33 |
| RGB Percent | 7.1%, 8.2%, 12.9% |
| CMYK (approx.) | 45%, 36%, 0%, 87% |
Related Palettes
12 palettes using #121521 or similar colors