#40ffaf
a balanced, electric green · cool · closest name: aquamarine
RGB
64, 255, 175
HSL
155°, 100%, 63%
CMYK
75, 0, 31, 0
Luminance
0.7571
Every format
| HEX | #40ffaf |
| RGB | rgb(64, 255, 175) |
| HSL | hsl(155, 100%, 63%) |
| CMYK | cmyk(75%, 0%, 31%, 0%) |
| LAB | lab(89.7 -64.2 25.2) |
| LCH | lch(89.7 69.0 158.6) |
| OKLCH | oklch(0.889 0.186 159.9) |
Copy-ready code
/* CSS */
color: #40ffaf;
background-color: #40ffaf;
/* Tailwind (arbitrary) */
class="text-[#40ffaf] bg-[#40ffaf]"
/* SCSS */
$brand: #40ffaf;
/* SwiftUI */
Color(red: 0.251, green: 1.000, blue: 0.686)
/* Android */
Color.parseColor("#40ffaf")Accessibility — WCAG contrast
Aa
#40ffaf on white: 1.30:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40ffaf on black: 16.14:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green100.0%
Blue68.6%
CMYK percentages
Cyan74.9%
Magenta0.0%
Yellow31.4%
Key (black)0.0%
Color previews
#40ffaf text on a black background
contrast 16.14:1
Card sample
#40ffaf text on a white background
contrast 1.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40ffaf;
Background color
Panel with #40ffaf background
background-color: #40ffaf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40ffaf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 255, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 255, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40ffaf; background: linear-gradient(135deg, #40ffaf, #40D0FF);