#21f7eb
a balanced, electric cyan · cool · closest name: cyan
RGB
33, 247, 235
HSL
177°, 93%, 55%
CMYK
87, 0, 5, 3
Luminance
0.7284
Every format
| HEX | #21f7eb |
| RGB | rgb(33, 247, 235) |
| HSL | hsl(177, 93%, 55%) |
| CMYK | cmyk(87%, 0%, 5%, 3%) |
| LAB | lab(88.4 -49.3 -7.8) |
| LCH | lch(88.4 49.9 189.0) |
| OKLCH | oklch(0.882 0.149 188.4) |
Copy-ready code
/* CSS */
color: #21f7eb;
background-color: #21f7eb;
/* Tailwind (arbitrary) */
class="text-[#21f7eb] bg-[#21f7eb]"
/* SCSS */
$brand: #21f7eb;
/* SwiftUI */
Color(red: 0.129, green: 0.969, blue: 0.922)
/* Android */
Color.parseColor("#21f7eb")Accessibility — WCAG contrast
Aa
#21f7eb on white: 1.35:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#21f7eb on black: 15.57:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green96.9%
Blue92.2%
CMYK percentages
Cyan86.6%
Magenta0.0%
Yellow4.9%
Key (black)3.1%
Color previews
#21f7eb text on a black background
contrast 15.57:1
Card sample
#21f7eb text on a white background
contrast 1.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #21f7eb;
Background color
Panel with #21f7eb background
background-color: #21f7eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #21f7eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 247, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 247, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #21f7eb; background: linear-gradient(135deg, #21f7eb, #2174F7);