#155b21
a deep, vivid green · cool · closest name: seagreen
RGB
21, 91, 33
HSL
130°, 63%, 22%
CMYK
77, 0, 64, 64
Luminance
0.0775
Every format
| HEX | #155b21 |
| RGB | rgb(21, 91, 33) |
| HSL | hsl(130, 63%, 22%) |
| CMYK | cmyk(77%, 0%, 64%, 64%) |
| LAB | lab(33.5 -34.7 26.9) |
| LCH | lch(33.5 43.9 142.2) |
| OKLCH | oklch(0.415 0.113 145.8) |
Copy-ready code
/* CSS */
color: #155b21;
background-color: #155b21;
/* Tailwind (arbitrary) */
class="text-[#155b21] bg-[#155b21]"
/* SCSS */
$brand: #155b21;
/* SwiftUI */
Color(red: 0.082, green: 0.357, blue: 0.129)
/* Android */
Color.parseColor("#155b21")Accessibility — WCAG contrast
Aa
#155b21 on white: 8.23:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#155b21 on black: 2.55:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.2%
Green35.7%
Blue12.9%
CMYK percentages
Cyan76.9%
Magenta0.0%
Yellow63.7%
Key (black)64.3%
Color previews
#155b21 text on a black background
contrast 2.55:1
Card sample
#155b21 text on a white background
contrast 8.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #155b21;
Background color
Panel with #155b21 background
background-color: #155b21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #155b21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(21, 91, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(21, 91, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #155b21; background: linear-gradient(135deg, #155b21, #155B50);