#81acef
a light, electric blue · cool · closest name: steelblue
RGB
129, 172, 239
HSL
217°, 78%, 72%
CMYK
46, 28, 0, 6
Luminance
0.4040
Every format
| HEX | #81acef |
| RGB | rgb(129, 172, 239) |
| HSL | hsl(217, 78%, 72%) |
| CMYK | cmyk(46%, 28%, 0%, 6%) |
| LAB | lab(69.8 3.1 -38.0) |
| LCH | lch(69.8 38.1 274.7) |
| OKLCH | oklch(0.740 0.108 259.0) |
Copy-ready code
/* CSS */
color: #81acef;
background-color: #81acef;
/* Tailwind (arbitrary) */
class="text-[#81acef] bg-[#81acef]"
/* SCSS */
$brand: #81acef;
/* SwiftUI */
Color(red: 0.506, green: 0.675, blue: 0.937)
/* Android */
Color.parseColor("#81acef")Accessibility — WCAG contrast
Aa
#81acef on white: 2.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#81acef on black: 9.08:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red50.6%
Green67.5%
Blue93.7%
CMYK percentages
Cyan46.0%
Magenta28.0%
Yellow0.0%
Key (black)6.3%
Color previews
#81acef text on a black background
contrast 9.08:1
Card sample
#81acef text on a white background
contrast 2.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #81acef;
Background color
Panel with #81acef background
background-color: #81acef;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #81acef;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(129, 172, 239, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(129, 172, 239, 0.45);
Border & gradient
Gradient panel
border: 3px solid #81acef; background: linear-gradient(135deg, #81acef, #9F81EF);