#b1bb21
a dark, vivid yellow · cool · closest name: olive
RGB
177, 187, 33
HSL
64°, 70%, 43%
CMYK
5, 0, 82, 27
Luminance
0.4500
Every format
| HEX | #b1bb21 |
| RGB | rgb(177, 187, 33) |
| HSL | hsl(64, 70%, 43%) |
| CMYK | cmyk(5%, 0%, 82%, 27%) |
| LAB | lab(72.9 -20.8 68.7) |
| LCH | lch(72.9 71.8 106.8) |
| OKLCH | oklch(0.759 0.162 113.6) |
Copy-ready code
/* CSS */
color: #b1bb21;
background-color: #b1bb21;
/* Tailwind (arbitrary) */
class="text-[#b1bb21] bg-[#b1bb21]"
/* SCSS */
$brand: #b1bb21;
/* SwiftUI */
Color(red: 0.694, green: 0.733, blue: 0.129)
/* Android */
Color.parseColor("#b1bb21")Accessibility — WCAG contrast
Aa
#b1bb21 on white: 2.10:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#b1bb21 on black: 10.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red69.4%
Green73.3%
Blue12.9%
CMYK percentages
Cyan5.3%
Magenta0.0%
Yellow82.4%
Key (black)26.7%
Color previews
#b1bb21 text on a black background
contrast 10.00:1
Card sample
#b1bb21 text on a white background
contrast 2.10:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b1bb21;
Background color
Panel with #b1bb21 background
background-color: #b1bb21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b1bb21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(177, 187, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(177, 187, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b1bb21; background: linear-gradient(135deg, #b1bb21, #4ABB21);