#37fdda
a balanced, electric cyan · cool · closest name: aquamarine
RGB
55, 253, 218
HSL
169°, 98%, 60%
CMYK
78, 0, 14, 1
Luminance
0.7612
Every format
| HEX | #37fdda |
| RGB | rgb(55, 253, 218) |
| HSL | hsl(169, 98%, 60%) |
| CMYK | cmyk(78%, 0%, 14%, 1%) |
| LAB | lab(89.9 -54.7 3.4) |
| LCH | lch(89.9 54.8 176.5) |
| OKLCH | oklch(0.893 0.156 177.1) |
Copy-ready code
/* CSS */
color: #37fdda;
background-color: #37fdda;
/* Tailwind (arbitrary) */
class="text-[#37fdda] bg-[#37fdda]"
/* SCSS */
$brand: #37fdda;
/* SwiftUI */
Color(red: 0.216, green: 0.992, blue: 0.855)
/* Android */
Color.parseColor("#37fdda")Accessibility — WCAG contrast
Aa
#37fdda on white: 1.29:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#37fdda on black: 16.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green99.2%
Blue85.5%
CMYK percentages
Cyan78.3%
Magenta0.0%
Yellow13.8%
Key (black)0.8%
Color previews
#37fdda text on a black background
contrast 16.22:1
Card sample
#37fdda text on a white background
contrast 1.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #37fdda;
Background color
Panel with #37fdda background
background-color: #37fdda;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #37fdda;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 253, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 253, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #37fdda; background: linear-gradient(135deg, #37fdda, #379CFD);