#37bbc7
a balanced, vivid cyan · cool · closest name: skyblue
RGB
55, 187, 199
HSL
185°, 57%, 50%
CMYK
72, 6, 0, 22
Luminance
0.4048
Every format
| HEX | #37bbc7 |
| RGB | rgb(55, 187, 199) |
| HSL | hsl(185, 57%, 50%) |
| CMYK | cmyk(72%, 6%, 0%, 22%) |
| LAB | lab(69.8 -30.8 -16.3) |
| LCH | lch(69.8 34.8 207.9) |
| OKLCH | oklch(0.728 0.111 204.0) |
Copy-ready code
/* CSS */
color: #37bbc7;
background-color: #37bbc7;
/* Tailwind (arbitrary) */
class="text-[#37bbc7] bg-[#37bbc7]"
/* SCSS */
$brand: #37bbc7;
/* SwiftUI */
Color(red: 0.216, green: 0.733, blue: 0.780)
/* Android */
Color.parseColor("#37bbc7")Accessibility — WCAG contrast
Aa
#37bbc7 on white: 2.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#37bbc7 on black: 9.10:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green73.3%
Blue78.0%
CMYK percentages
Cyan72.4%
Magenta6.0%
Yellow0.0%
Key (black)22.0%
Color previews
#37bbc7 text on a black background
contrast 9.10:1
Card sample
#37bbc7 text on a white background
contrast 2.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #37bbc7;
Background color
Panel with #37bbc7 background
background-color: #37bbc7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #37bbc7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 187, 199, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 187, 199, 0.45);
Border & gradient
Gradient panel
border: 3px solid #37bbc7; background: linear-gradient(135deg, #37bbc7, #375BC7);