#21D4BF
Cyan
HEX
RGB
HSL
About #21D4BF Cyan
#21D4BF is a cyan color. In the RGB color model, it is composed of 33 red, 212 green, and 191 blue. In the HSL color space, it has a hue of 173°, saturation of 73%, and lightness of 48%.
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
Use #21D4BF in your CSS, SCSS, or Tailwind projects.
Color Properties
173°
Hue
73%
Saturation
48%
Lightness
Cyan
Color Harmonies
Colors that work well with #21D4BF based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #21D4BF against white and black backgrounds.
Aa#21D4BF on White
Contrast Ratio1.87:1
AA ✗AA Large ✗AAA ✗
Aa#21D4BF on Black
Contrast Ratio11.23:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #21D4BF across different color formats.
| Format | Value |
|---|---|
| HEX | #21D4BF |
| RGB | rgb(33, 212, 191) |
| HSL | hsl(173, 73%, 48%) |
| RGB Decimal | 33, 212, 191 |
| RGB Percent | 12.9%, 83.1%, 74.9% |
| CMYK (approx.) | 84%, 0%, 10%, 17% |
Related Palettes
12 palettes using #21D4BF or similar colors