#5bbbc9
a balanced, vivid cyan · cool · closest name: skyblue
RGB
91, 187, 201
HSL
188°, 51%, 57%
CMYK
55, 7, 0, 21
Luminance
0.4198
Every format
| HEX | #5bbbc9 |
| RGB | rgb(91, 187, 201) |
| HSL | hsl(188, 51%, 57%) |
| CMYK | cmyk(55%, 7%, 0%, 21%) |
| LAB | lab(70.9 -24.3 -15.7) |
| LCH | lch(70.9 28.9 212.8) |
| OKLCH | oklch(0.739 0.092 208.0) |
Copy-ready code
/* CSS */
color: #5bbbc9;
background-color: #5bbbc9;
/* Tailwind (arbitrary) */
class="text-[#5bbbc9] bg-[#5bbbc9]"
/* SCSS */
$brand: #5bbbc9;
/* SwiftUI */
Color(red: 0.357, green: 0.733, blue: 0.788)
/* Android */
Color.parseColor("#5bbbc9")Accessibility — WCAG contrast
Aa
#5bbbc9 on white: 2.23:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#5bbbc9 on black: 9.40:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red35.7%
Green73.3%
Blue78.8%
CMYK percentages
Cyan54.7%
Magenta7.0%
Yellow0.0%
Key (black)21.2%
Color previews
#5bbbc9 text on a black background
contrast 9.40:1
Card sample
#5bbbc9 text on a white background
contrast 2.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #5bbbc9;
Background color
Panel with #5bbbc9 background
background-color: #5bbbc9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #5bbbc9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(91, 187, 201, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(91, 187, 201, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5bbbc9; background: linear-gradient(135deg, #5bbbc9, #5B72C9);