#51f6ff
a light, electric cyan · cool · closest name: cyan
RGB
81, 246, 255
HSL
183°, 100%, 66%
CMYK
68, 4, 0, 0
Luminance
0.7488
Every format
| HEX | #51f6ff |
| RGB | rgb(81, 246, 255) |
| HSL | hsl(183, 100%, 66%) |
| CMYK | cmyk(68%, 4%, 0%, 0%) |
| LAB | lab(89.3 -38.9 -16.7) |
| LCH | lch(89.3 42.4 203.3) |
| OKLCH | oklch(0.893 0.133 200.4) |
Copy-ready code
/* CSS */
color: #51f6ff;
background-color: #51f6ff;
/* Tailwind (arbitrary) */
class="text-[#51f6ff] bg-[#51f6ff]"
/* SCSS */
$brand: #51f6ff;
/* SwiftUI */
Color(red: 0.318, green: 0.965, blue: 1.000)
/* Android */
Color.parseColor("#51f6ff")Accessibility — WCAG contrast
Aa
#51f6ff on white: 1.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51f6ff on black: 15.98:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green96.5%
Blue100.0%
CMYK percentages
Cyan68.2%
Magenta3.5%
Yellow0.0%
Key (black)0.0%
Color previews
#51f6ff text on a black background
contrast 15.98:1
Card sample
#51f6ff text on a white background
contrast 1.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51f6ff;
Background color
Panel with #51f6ff background
background-color: #51f6ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51f6ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 246, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 246, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51f6ff; background: linear-gradient(135deg, #51f6ff, #5182FF);