#51adeb
a balanced, electric blue · cool · closest name: steelblue
RGB
81, 173, 235
HSL
204°, 79%, 62%
CMYK
66, 26, 0, 8
Luminance
0.3763
Every format
| HEX | #51adeb |
| RGB | rgb(81, 173, 235) |
| HSL | hsl(204, 79%, 62%) |
| CMYK | cmyk(66%, 26%, 0%, 8%) |
| LAB | lab(67.8 -8.4 -39.1) |
| LCH | lch(67.8 40.0 257.9) |
| OKLCH | oklch(0.718 0.126 241.1) |
Copy-ready code
/* CSS */
color: #51adeb;
background-color: #51adeb;
/* Tailwind (arbitrary) */
class="text-[#51adeb] bg-[#51adeb]"
/* SCSS */
$brand: #51adeb;
/* SwiftUI */
Color(red: 0.318, green: 0.678, blue: 0.922)
/* Android */
Color.parseColor("#51adeb")Accessibility — WCAG contrast
Aa
#51adeb on white: 2.46:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51adeb on black: 8.53:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green67.8%
Blue92.2%
CMYK percentages
Cyan65.5%
Magenta26.4%
Yellow0.0%
Key (black)7.8%
Color previews
#51adeb text on a black background
contrast 8.53:1
Card sample
#51adeb text on a white background
contrast 2.46:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51adeb;
Background color
Panel with #51adeb background
background-color: #51adeb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51adeb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 173, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 173, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51adeb; background: linear-gradient(135deg, #51adeb, #5C51EB);