#40c28f
a balanced, vivid green · cool · closest name: seagreen
RGB
64, 194, 143
HSL
157°, 52%, 51%
CMYK
67, 0, 26, 24
Luminance
0.4166
Every format
| HEX | #40c28f |
| RGB | rgb(64, 194, 143) |
| HSL | hsl(157, 52%, 51%) |
| CMYK | cmyk(67%, 0%, 26%, 24%) |
| LAB | lab(70.6 -47.3 15.5) |
| LCH | lch(70.6 49.8 161.8) |
| OKLCH | oklch(0.730 0.136 163.1) |
Copy-ready code
/* CSS */
color: #40c28f;
background-color: #40c28f;
/* Tailwind (arbitrary) */
class="text-[#40c28f] bg-[#40c28f]"
/* SCSS */
$brand: #40c28f;
/* SwiftUI */
Color(red: 0.251, green: 0.761, blue: 0.561)
/* Android */
Color.parseColor("#40c28f")Accessibility — WCAG contrast
Aa
#40c28f on white: 2.25:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c28f on black: 9.33:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green76.1%
Blue56.1%
CMYK percentages
Cyan67.0%
Magenta0.0%
Yellow26.3%
Key (black)23.9%
Color previews
#40c28f text on a black background
contrast 9.33:1
Card sample
#40c28f text on a white background
contrast 2.25:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c28f;
Background color
Panel with #40c28f background
background-color: #40c28f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c28f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 194, 143, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 194, 143, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c28f; background: linear-gradient(135deg, #40c28f, #409EC2);