#21d2cf
a balanced, vivid cyan · cool · closest name: turquoise
RGB
33, 210, 207
HSL
179°, 73%, 48%
CMYK
84, 0, 1, 18
Luminance
0.5092
Every format
| HEX | #21d2cf |
| RGB | rgb(33, 210, 207) |
| HSL | hsl(179, 73%, 48%) |
| CMYK | cmyk(84%, 0%, 1%, 18%) |
| LAB | lab(76.6 -41.1 -10.4) |
| LCH | lch(76.6 42.4 194.2) |
| OKLCH | oklch(0.783 0.130 192.9) |
Copy-ready code
/* CSS */
color: #21d2cf;
background-color: #21d2cf;
/* Tailwind (arbitrary) */
class="text-[#21d2cf] bg-[#21d2cf]"
/* SCSS */
$brand: #21d2cf;
/* SwiftUI */
Color(red: 0.129, green: 0.824, blue: 0.812)
/* Android */
Color.parseColor("#21d2cf")Accessibility — WCAG contrast
Aa
#21d2cf on white: 1.88:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21d2cf on black: 11.18:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green82.4%
Blue81.2%
CMYK percentages
Cyan84.3%
Magenta0.0%
Yellow1.4%
Key (black)17.6%
Color previews
#21d2cf text on a black background
contrast 11.18:1
Card sample
#21d2cf text on a white background
contrast 1.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21d2cf;
Background color
Panel with #21d2cf background
background-color: #21d2cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21d2cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 210, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 210, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21d2cf; background: linear-gradient(135deg, #21d2cf, #215FD2);