#b1cf21
a balanced, vivid green · cool · closest name: yellow
RGB
177, 207, 33
HSL
70°, 73%, 47%
CMYK
15, 0, 84, 19
Luminance
0.5408
Every format
| HEX | #b1cf21 |
| RGB | rgb(177, 207, 33) |
| HSL | hsl(70, 73%, 47%) |
| CMYK | cmyk(15%, 0%, 84%, 19%) |
| LAB | lab(78.5 -30.4 73.5) |
| LCH | lch(78.5 79.6 112.5) |
| OKLCH | oklch(0.804 0.183 119.9) |
Copy-ready code
/* CSS */
color: #b1cf21;
background-color: #b1cf21;
/* Tailwind (arbitrary) */
class="text-[#b1cf21] bg-[#b1cf21]"
/* SCSS */
$brand: #b1cf21;
/* SwiftUI */
Color(red: 0.694, green: 0.812, blue: 0.129)
/* Android */
Color.parseColor("#b1cf21")Accessibility — WCAG contrast
Aa
#b1cf21 on white: 1.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#b1cf21 on black: 11.82:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red69.4%
Green81.2%
Blue12.9%
CMYK percentages
Cyan14.5%
Magenta0.0%
Yellow84.1%
Key (black)18.8%
Color previews
#b1cf21 text on a black background
contrast 11.82:1
Card sample
#b1cf21 text on a white background
contrast 1.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b1cf21;
Background color
Panel with #b1cf21 background
background-color: #b1cf21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b1cf21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(177, 207, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(177, 207, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b1cf21; background: linear-gradient(135deg, #b1cf21, #3DCF21);