#37df8f
a balanced, vivid green · cool · closest name: aquamarine
RGB
55, 223, 143
HSL
151°, 72%, 55%
CMYK
75, 0, 36, 13
Luminance
0.5557
Every format
| HEX | #37df8f |
| RGB | rgb(55, 223, 143) |
| HSL | hsl(151, 72%, 55%) |
| CMYK | cmyk(75%, 0%, 36%, 13%) |
| LAB | lab(79.4 -59.9 27.5) |
| LCH | lch(79.4 65.9 155.4) |
| OKLCH | oklch(0.802 0.176 157.0) |
Copy-ready code
/* CSS */
color: #37df8f;
background-color: #37df8f;
/* Tailwind (arbitrary) */
class="text-[#37df8f] bg-[#37df8f]"
/* SCSS */
$brand: #37df8f;
/* SwiftUI */
Color(red: 0.216, green: 0.875, blue: 0.561)
/* Android */
Color.parseColor("#37df8f")Accessibility — WCAG contrast
Aa
#37df8f on white: 1.73:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#37df8f on black: 12.11:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green87.5%
Blue56.1%
CMYK percentages
Cyan75.3%
Magenta0.0%
Yellow35.9%
Key (black)12.5%
Color previews
#37df8f text on a black background
contrast 12.11:1
Card sample
#37df8f text on a white background
contrast 1.73:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #37df8f;
Background color
Panel with #37df8f background
background-color: #37df8f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #37df8f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 223, 143, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 223, 143, 0.45);
Border & gradient
Gradient panel
border: 3px solid #37df8f; background: linear-gradient(135deg, #37df8f, #37BFDF);