#51bcff
a light, electric blue · cool · closest name: skyblue
RGB
81, 188, 255
HSL
203°, 100%, 66%
CMYK
68, 26, 0, 0
Luminance
0.4494
Every format
| HEX | #51bcff |
| RGB | rgb(81, 188, 255) |
| HSL | hsl(203, 100%, 66%) |
| CMYK | cmyk(68%, 26%, 0%, 0%) |
| LAB | lab(72.8 -10.1 -42.0) |
| LCH | lch(72.8 43.2 256.5) |
| OKLCH | oklch(0.761 0.137 239.7) |
Copy-ready code
/* CSS */
color: #51bcff;
background-color: #51bcff;
/* Tailwind (arbitrary) */
class="text-[#51bcff] bg-[#51bcff]"
/* SCSS */
$brand: #51bcff;
/* SwiftUI */
Color(red: 0.318, green: 0.737, blue: 1.000)
/* Android */
Color.parseColor("#51bcff")Accessibility — WCAG contrast
Aa
#51bcff on white: 2.10:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51bcff on black: 9.99:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green73.7%
Blue100.0%
CMYK percentages
Cyan68.2%
Magenta26.3%
Yellow0.0%
Key (black)0.0%
Color previews
#51bcff text on a black background
contrast 9.99:1
Card sample
#51bcff text on a white background
contrast 2.10:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51bcff;
Background color
Panel with #51bcff background
background-color: #51bcff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51bcff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 188, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 188, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51bcff; background: linear-gradient(135deg, #51bcff, #5A51FF);