#21B8A7
Cyan
HEX
RGB
HSL
About #21B8A7 Cyan
#21B8A7 is a cyan color. In the RGB color model, it is composed of 33 red, 184 green, and 167 blue. In the HSL color space, it has a hue of 173°, saturation of 70%, and lightness of 43%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With moderate saturation, it appears balanced and versatile.
CSS Code & Gradients
Use #21B8A7 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
173°
Hue
70%
Saturation
43%
Lightness
Cyan
Color Harmonies
Colors that work well with #21B8A7 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21B8A7 against white and black backgrounds.
Aa#21B8A7 on White
Contrast Ratio2.48:1
AA ✗AA Large ✗AAA ✗
Aa#21B8A7 on Black
Contrast Ratio8.48:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #21B8A7 across different color formats.
| Format | Value |
|---|---|
| HEX | #21B8A7 |
| RGB | rgb(33, 184, 167) |
| HSL | hsl(173, 70%, 43%) |
| RGB Decimal | 33, 184, 167 |
| RGB Percent | 12.9%, 72.2%, 65.5% |
| CMYK (approx.) | 82%, 0%, 9%, 28% |
Related Palettes
12 palettes using #21B8A7 or similar colors