#00ff91
a balanced, electric green · cool · closest name: aquamarine
RGB
0, 255, 145
HSL
154°, 100%, 50%
CMYK
100, 0, 43, 0
Luminance
0.7356
Every format
| HEX | #00ff91 |
| RGB | rgb(0, 255, 145) |
| HSL | hsl(154, 100%, 50%) |
| CMYK | cmyk(100%, 0%, 43%, 0%) |
| LAB | lab(88.7 -74.0 38.7) |
| LCH | lch(88.7 83.5 152.4) |
| OKLCH | oklch(0.878 0.220 154.3) |
Copy-ready code
/* CSS */
color: #00ff91;
background-color: #00ff91;
/* Tailwind (arbitrary) */
class="text-[#00ff91] bg-[#00ff91]"
/* SCSS */
$brand: #00ff91;
/* SwiftUI */
Color(red: 0.000, green: 1.000, blue: 0.569)
/* Android */
Color.parseColor("#00ff91")Accessibility — WCAG contrast
Aa
#00ff91 on white: 1.34:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00ff91 on black: 15.71:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green100.0%
Blue56.9%
CMYK percentages
Cyan100.0%
Magenta0.0%
Yellow43.1%
Key (black)0.0%
Color previews
#00ff91 text on a black background
contrast 15.71:1
Card sample
#00ff91 text on a white background
contrast 1.34:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00ff91;
Background color
Panel with #00ff91 background
background-color: #00ff91;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00ff91;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 255, 145, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 255, 145, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00ff91; background: linear-gradient(135deg, #00ff91, #00C3FF);