#21e2df
a balanced, electric cyan · cool · closest name: turquoise
RGB
33, 226, 223
HSL
179°, 77%, 51%
CMYK
85, 0, 1, 11
Luminance
0.6004
Every format
| HEX | #21e2df |
| RGB | rgb(33, 226, 223) |
| HSL | hsl(179, 77%, 51%) |
| CMYK | cmyk(85%, 0%, 1%, 11%) |
| LAB | lab(81.9 -43.6 -11.2) |
| LCH | lch(81.9 45.0 194.4) |
| OKLCH | oklch(0.827 0.138 193.1) |
Copy-ready code
/* CSS */
color: #21e2df;
background-color: #21e2df;
/* Tailwind (arbitrary) */
class="text-[#21e2df] bg-[#21e2df]"
/* SCSS */
$brand: #21e2df;
/* SwiftUI */
Color(red: 0.129, green: 0.886, blue: 0.875)
/* Android */
Color.parseColor("#21e2df")Accessibility — WCAG contrast
Aa
#21e2df on white: 1.61:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21e2df on black: 13.01:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green88.6%
Blue87.5%
CMYK percentages
Cyan85.4%
Magenta0.0%
Yellow1.3%
Key (black)11.4%
Color previews
#21e2df text on a black background
contrast 13.01:1
Card sample
#21e2df text on a white background
contrast 1.61:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21e2df;
Background color
Panel with #21e2df background
background-color: #21e2df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21e2df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 226, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 226, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21e2df; background: linear-gradient(135deg, #21e2df, #2164E2);