#281c01
a deep, electric yellow · warm · closest name: black
RGB
40, 28, 1
HSL
42°, 95%, 8%
CMYK
0, 30, 98, 84
Luminance
0.0128
Every format
| HEX | #281c01 |
| RGB | rgb(40, 28, 1) |
| HSL | hsl(42, 95%, 8%) |
| CMYK | cmyk(0%, 30%, 98%, 84%) |
| LAB | lab(11.2 2.4 16.3) |
| LCH | lch(11.2 16.4 81.7) |
| OKLCH | oklch(0.235 0.047 85.3) |
Copy-ready code
/* CSS */
color: #281c01;
background-color: #281c01;
/* Tailwind (arbitrary) */
class="text-[#281c01] bg-[#281c01]"
/* SCSS */
$brand: #281c01;
/* SwiftUI */
Color(red: 0.157, green: 0.110, blue: 0.004)
/* Android */
Color.parseColor("#281c01")Accessibility — WCAG contrast
Aa
#281c01 on white: 16.71:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#281c01 on black: 1.26:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green11.0%
Blue0.4%
CMYK percentages
Cyan0.0%
Magenta30.0%
Yellow97.5%
Key (black)84.3%
Color previews
#281c01 text on a black background
contrast 1.26:1
Card sample
#281c01 text on a white background
contrast 16.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #281c01;
Background color
Panel with #281c01 background
background-color: #281c01;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #281c01;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 28, 1, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 28, 1, 0.45);
Border & gradient
Gradient panel
border: 3px solid #281c01; background: linear-gradient(135deg, #281c01, #1A2801);