#21918A
Cyan
HEX
RGB
HSL
About #21918A Cyan
#21918A is a cyan color. In the RGB color model, it is composed of 33 red, 145 green, and 138 blue. In the HSL color space, it has a hue of 176°, saturation of 63%, and lightness of 35%.
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 #21918A in your CSS, SCSS, or Tailwind projects.
Color Properties
176°
Hue
63%
Saturation
35%
Lightness
Cyan
Color Harmonies
Colors that work well with #21918A based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21918A against white and black backgrounds.
Aa#21918A on White
Contrast Ratio3.83:1
AA ✗AA Large ✓AAA ✗
Aa#21918A on Black
Contrast Ratio5.48:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #21918A across different color formats.
| Format | Value |
|---|---|
| HEX | #21918A |
| RGB | rgb(33, 145, 138) |
| HSL | hsl(176, 63%, 35%) |
| RGB Decimal | 33, 145, 138 |
| RGB Percent | 12.9%, 56.9%, 54.1% |
| CMYK (approx.) | 77%, 0%, 5%, 43% |
Related Palettes
12 palettes using #21918A or similar colors