#40cd9b
a balanced, vivid green · cool · closest name: aquamarine
RGB
64, 205, 155
HSL
159°, 59%, 53%
CMYK
69, 0, 24, 20
Luminance
0.4712
Every format
| HEX | #40cd9b |
| RGB | rgb(64, 205, 155) |
| HSL | hsl(159, 59%, 53%) |
| CMYK | cmyk(69%, 0%, 24%, 20%) |
| LAB | lab(74.3 -49.2 14.2) |
| LCH | lch(74.3 51.2 163.9) |
| OKLCH | oklch(0.761 0.140 165.0) |
Copy-ready code
/* CSS */
color: #40cd9b;
background-color: #40cd9b;
/* Tailwind (arbitrary) */
class="text-[#40cd9b] bg-[#40cd9b]"
/* SCSS */
$brand: #40cd9b;
/* SwiftUI */
Color(red: 0.251, green: 0.804, blue: 0.608)
/* Android */
Color.parseColor("#40cd9b")Accessibility — WCAG contrast
Aa
#40cd9b on white: 2.01:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40cd9b on black: 10.42:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green80.4%
Blue60.8%
CMYK percentages
Cyan68.8%
Magenta0.0%
Yellow24.4%
Key (black)19.6%
Color previews
#40cd9b text on a black background
contrast 10.42:1
Card sample
#40cd9b text on a white background
contrast 2.01:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40cd9b;
Background color
Panel with #40cd9b background
background-color: #40cd9b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40cd9b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 205, 155, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 205, 155, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40cd9b; background: linear-gradient(135deg, #40cd9b, #40A1CD);