#37ddfb
a balanced, electric cyan · cool · closest name: skyblue
RGB
55, 221, 251
HSL
189°, 96%, 60%
CMYK
78, 12, 0, 2
Luminance
0.5949
Every format
| HEX | #37ddfb |
| RGB | rgb(55, 221, 251) |
| HSL | hsl(189, 96%, 60%) |
| CMYK | cmyk(78%, 12%, 0%, 2%) |
| LAB | lab(81.6 -31.3 -26.4) |
| LCH | lch(81.6 41.0 220.2) |
| OKLCH | oklch(0.829 0.135 213.2) |
Copy-ready code
/* CSS */
color: #37ddfb;
background-color: #37ddfb;
/* Tailwind (arbitrary) */
class="text-[#37ddfb] bg-[#37ddfb]"
/* SCSS */
$brand: #37ddfb;
/* SwiftUI */
Color(red: 0.216, green: 0.867, blue: 0.984)
/* Android */
Color.parseColor("#37ddfb")Accessibility — WCAG contrast
Aa
#37ddfb on white: 1.63:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#37ddfb on black: 12.90:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green86.7%
Blue98.4%
CMYK percentages
Cyan78.1%
Magenta12.0%
Yellow0.0%
Key (black)1.6%
Color previews
#37ddfb text on a black background
contrast 12.90:1
Card sample
#37ddfb text on a white background
contrast 1.63:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #37ddfb;
Background color
Panel with #37ddfb background
background-color: #37ddfb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #37ddfb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 221, 251, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 221, 251, 0.45);
Border & gradient
Gradient panel
border: 3px solid #37ddfb; background: linear-gradient(135deg, #37ddfb, #375AFB);