#21ecdf
a balanced, electric cyan · cool · closest name: turquoise
RGB
33, 236, 223
HSL
176°, 84%, 53%
CMYK
86, 0, 6, 8
Luminance
0.6564
Every format
| HEX | #21ecdf |
| RGB | rgb(33, 236, 223) |
| HSL | hsl(176, 84%, 53%) |
| CMYK | cmyk(86%, 0%, 6%, 8%) |
| LAB | lab(84.8 -47.9 -6.8) |
| LCH | lch(84.8 48.4 188.0) |
| OKLCH | oklch(0.851 0.144 187.6) |
Copy-ready code
/* CSS */
color: #21ecdf;
background-color: #21ecdf;
/* Tailwind (arbitrary) */
class="text-[#21ecdf] bg-[#21ecdf]"
/* SCSS */
$brand: #21ecdf;
/* SwiftUI */
Color(red: 0.129, green: 0.925, blue: 0.875)
/* Android */
Color.parseColor("#21ecdf")Accessibility — WCAG contrast
Aa
#21ecdf on white: 1.49:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21ecdf on black: 14.13:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green92.5%
Blue87.5%
CMYK percentages
Cyan86.0%
Magenta0.0%
Yellow5.5%
Key (black)7.5%
Color previews
#21ecdf text on a black background
contrast 14.13:1
Card sample
#21ecdf text on a white background
contrast 1.49:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21ecdf;
Background color
Panel with #21ecdf background
background-color: #21ecdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21ecdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 236, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 236, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21ecdf; background: linear-gradient(135deg, #21ecdf, #2171EC);