#37f4cf
a balanced, electric cyan · cool · closest name: aquamarine
RGB
55, 244, 207
HSL
168°, 90%, 59%
CMYK
78, 0, 15, 4
Luminance
0.7002
Every format
| HEX | #37f4cf |
| RGB | rgb(55, 244, 207) |
| HSL | hsl(168, 90%, 59%) |
| CMYK | cmyk(78%, 0%, 15%, 4%) |
| LAB | lab(87.0 -53.8 4.8) |
| LCH | lch(87.0 54.0 174.8) |
| OKLCH | oklch(0.869 0.153 175.5) |
Copy-ready code
/* CSS */
color: #37f4cf;
background-color: #37f4cf;
/* Tailwind (arbitrary) */
class="text-[#37f4cf] bg-[#37f4cf]"
/* SCSS */
$brand: #37f4cf;
/* SwiftUI */
Color(red: 0.216, green: 0.957, blue: 0.812)
/* Android */
Color.parseColor("#37f4cf")Accessibility — WCAG contrast
Aa
#37f4cf on white: 1.40:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#37f4cf on black: 15.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green95.7%
Blue81.2%
CMYK percentages
Cyan77.5%
Magenta0.0%
Yellow15.2%
Key (black)4.3%
Color previews
#37f4cf text on a black background
contrast 15.00:1
Card sample
#37f4cf text on a white background
contrast 1.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #37f4cf;
Background color
Panel with #37f4cf background
background-color: #37f4cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #37f4cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 244, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 244, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #37f4cf; background: linear-gradient(135deg, #37f4cf, #379BF4);