#37f9df
a balanced, electric cyan · cool · closest name: turquoise
RGB
55, 249, 223
HSL
172°, 94%, 60%
CMYK
78, 0, 10, 2
Luminance
0.7389
Every format
| HEX | #37f9df |
| RGB | rgb(55, 249, 223) |
| HSL | hsl(172, 94%, 60%) |
| CMYK | cmyk(78%, 0%, 10%, 2%) |
| LAB | lab(88.9 -51.7 -0.8) |
| LCH | lch(88.9 51.8 180.9) |
| OKLCH | oklch(0.885 0.150 181.1) |
Copy-ready code
/* CSS */
color: #37f9df;
background-color: #37f9df;
/* Tailwind (arbitrary) */
class="text-[#37f9df] bg-[#37f9df]"
/* SCSS */
$brand: #37f9df;
/* SwiftUI */
Color(red: 0.216, green: 0.976, blue: 0.875)
/* Android */
Color.parseColor("#37f9df")Accessibility — WCAG contrast
Aa
#37f9df on white: 1.33:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#37f9df on black: 15.78:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green97.6%
Blue87.5%
CMYK percentages
Cyan77.9%
Magenta0.0%
Yellow10.4%
Key (black)2.4%
Color previews
#37f9df text on a black background
contrast 15.78:1
Card sample
#37f9df text on a white background
contrast 1.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #37f9df;
Background color
Panel with #37f9df background
background-color: #37f9df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #37f9df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 249, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 249, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #37f9df; background: linear-gradient(135deg, #37f9df, #3792F9);