#51fdba
a light, electric green · cool · closest name: aquamarine
RGB
81, 253, 186
HSL
157°, 98%, 66%
CMYK
68, 0, 27, 1
Luminance
0.7555
Every format
| HEX | #51fdba |
| RGB | rgb(81, 253, 186) |
| HSL | hsl(157, 98%, 66%) |
| CMYK | cmyk(68%, 0%, 27%, 1%) |
| LAB | lab(89.7 -58.9 19.5) |
| LCH | lch(89.7 62.1 161.7) |
| OKLCH | oklch(0.890 0.169 162.9) |
Copy-ready code
/* CSS */
color: #51fdba;
background-color: #51fdba;
/* Tailwind (arbitrary) */
class="text-[#51fdba] bg-[#51fdba]"
/* SCSS */
$brand: #51fdba;
/* SwiftUI */
Color(red: 0.318, green: 0.992, blue: 0.729)
/* Android */
Color.parseColor("#51fdba")Accessibility — WCAG contrast
Aa
#51fdba on white: 1.30:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#51fdba on black: 16.11:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green99.2%
Blue72.9%
CMYK percentages
Cyan68.0%
Magenta0.0%
Yellow26.5%
Key (black)0.8%
Color previews
#51fdba text on a black background
contrast 16.11:1
Card sample
#51fdba text on a white background
contrast 1.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #51fdba;
Background color
Panel with #51fdba background
background-color: #51fdba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #51fdba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 253, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 253, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #51fdba; background: linear-gradient(135deg, #51fdba, #51CDFD);