#1f1c01
a deep, electric yellow · cool · closest name: black
RGB
31, 28, 1
HSL
54°, 94%, 6%
CMYK
0, 10, 97, 88
Luminance
0.0112
Every format
| HEX | #1f1c01 |
| RGB | rgb(31, 28, 1) |
| HSL | hsl(54, 94%, 6%) |
| CMYK | cmyk(0%, 10%, 97%, 88%) |
| LAB | lab(10.0 -3.0 14.4) |
| LCH | lch(10.0 14.7 101.6) |
| OKLCH | oklch(0.223 0.045 103.7) |
Copy-ready code
/* CSS */
color: #1f1c01;
background-color: #1f1c01;
/* Tailwind (arbitrary) */
class="text-[#1f1c01] bg-[#1f1c01]"
/* SCSS */
$brand: #1f1c01;
/* SwiftUI */
Color(red: 0.122, green: 0.110, blue: 0.004)
/* Android */
Color.parseColor("#1f1c01")Accessibility — WCAG contrast
Aa
#1f1c01 on white: 17.15:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1f1c01 on black: 1.22:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.2%
Green11.0%
Blue0.4%
CMYK percentages
Cyan0.0%
Magenta9.7%
Yellow96.8%
Key (black)87.8%
Color previews
#1f1c01 text on a black background
contrast 1.22:1
Card sample
#1f1c01 text on a white background
contrast 17.15:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1f1c01;
Background color
Panel with #1f1c01 background
background-color: #1f1c01;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1f1c01;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(31, 28, 1, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 28, 1, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f1c01; background: linear-gradient(135deg, #1f1c01, #0E1F01);