#51ffaf
a light, electric green · cool · closest name: aquamarine
RGB
81, 255, 175
HSL
152°, 100%, 66%
CMYK
68, 0, 31, 0
Luminance
0.7636
Every format
| HEX | #51ffaf |
| RGB | rgb(81, 255, 175) |
| HSL | hsl(152, 100%, 66%) |
| CMYK | cmyk(68%, 0%, 31%, 0%) |
| LAB | lab(90.0 -61.9 25.7) |
| LCH | lch(90.0 67.0 157.5) |
| OKLCH | oklch(0.893 0.180 158.9) |
Copy-ready code
/* CSS */
color: #51ffaf;
background-color: #51ffaf;
/* Tailwind (arbitrary) */
class="text-[#51ffaf] bg-[#51ffaf]"
/* SCSS */
$brand: #51ffaf;
/* SwiftUI */
Color(red: 0.318, green: 1.000, blue: 0.686)
/* Android */
Color.parseColor("#51ffaf")Accessibility — WCAG contrast
Aa
#51ffaf on white: 1.29:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51ffaf on black: 16.27:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green100.0%
Blue68.6%
CMYK percentages
Cyan68.2%
Magenta0.0%
Yellow31.4%
Key (black)0.0%
Color previews
#51ffaf text on a black background
contrast 16.27:1
Card sample
#51ffaf text on a white background
contrast 1.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51ffaf;
Background color
Panel with #51ffaf background
background-color: #51ffaf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51ffaf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 255, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 255, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51ffaf; background: linear-gradient(135deg, #51ffaf, #51DBFF);