#21A690
Cyan
HEX
RGB
HSL
About #21A690 Cyan
#21A690 is a cyan color. In the RGB color model, it is composed of 33 red, 166 green, and 144 blue. In the HSL color space, it has a hue of 170°, saturation of 67%, and lightness of 39%.
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 #21A690 in your CSS, SCSS, or Tailwind projects.
Color Properties
170°
Hue
67%
Saturation
39%
Lightness
Cyan
Color Harmonies
Colors that work well with #21A690 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21A690 against white and black backgrounds.
Aa#21A690 on White
Contrast Ratio3.03:1
AA ✗AA Large ✓AAA ✗
Aa#21A690 on Black
Contrast Ratio6.92:1
AA ✓AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #21A690 across different color formats.
| Format | Value |
|---|---|
| HEX | #21A690 |
| RGB | rgb(33, 166, 144) |
| HSL | hsl(170, 67%, 39%) |
| RGB Decimal | 33, 166, 144 |
| RGB Percent | 12.9%, 65.1%, 56.5% |
| CMYK (approx.) | 80%, 0%, 13%, 35% |
Related Palettes
12 palettes using #21A690 or similar colors