#21B7C4
Cyan
HEX
RGB
HSL
About #21B7C4 Cyan
#21B7C4 is a cyan color. In the RGB color model, it is composed of 33 red, 183 green, and 196 blue. In the HSL color space, it has a hue of 185°, saturation of 71%, and lightness of 45%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With high saturation, it appears vibrant and eye-catching.
CSS Code & Gradients
Use #21B7C4 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
185°
Hue
71%
Saturation
45%
Lightness
Cyan
Color Harmonies
Colors that work well with #21B7C4 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21B7C4 against white and black backgrounds.
Aa#21B7C4 on White
Contrast Ratio2.43:1
AA ✗AA Large ✗AAA ✗
Aa#21B7C4 on Black
Contrast Ratio8.64:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #21B7C4 across different color formats.
| Format | Value |
|---|---|
| HEX | #21B7C4 |
| RGB | rgb(33, 183, 196) |
| HSL | hsl(185, 71%, 45%) |
| RGB Decimal | 33, 183, 196 |
| RGB Percent | 12.9%, 71.8%, 76.9% |
| CMYK (approx.) | 83%, 7%, 0%, 23% |
Related Palettes
12 palettes using #21B7C4 or similar colors