#81ade4
a light, vivid blue · cool · closest name: steelblue
RGB
129, 173, 228
HSL
213°, 65%, 70%
CMYK
43, 24, 0, 11
Luminance
0.4016
Every format
| HEX | #81ade4 |
| RGB | rgb(129, 173, 228) |
| HSL | hsl(213, 65%, 70%) |
| CMYK | cmyk(43%, 24%, 0%, 11%) |
| LAB | lab(69.6 -0.5 -32.3) |
| LCH | lch(69.6 32.3 269.0) |
| OKLCH | oklch(0.737 0.093 254.4) |
Copy-ready code
/* CSS */
color: #81ade4;
background-color: #81ade4;
/* Tailwind (arbitrary) */
class="text-[#81ade4] bg-[#81ade4]"
/* SCSS */
$brand: #81ade4;
/* SwiftUI */
Color(red: 0.506, green: 0.678, blue: 0.894)
/* Android */
Color.parseColor("#81ade4")Accessibility — WCAG contrast
Aa
#81ade4 on white: 2.33:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#81ade4 on black: 9.03:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red50.6%
Green67.8%
Blue89.4%
CMYK percentages
Cyan43.4%
Magenta24.1%
Yellow0.0%
Key (black)10.6%
Color previews
#81ade4 text on a black background
contrast 9.03:1
Card sample
#81ade4 text on a white background
contrast 2.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #81ade4;
Background color
Panel with #81ade4 background
background-color: #81ade4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #81ade4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(129, 173, 228, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(129, 173, 228, 0.45);
Border & gradient
Gradient panel
border: 3px solid #81ade4; background: linear-gradient(135deg, #81ade4, #9781E4);