#231f09
a deep, vivid yellow · cool · closest name: black
RGB
35, 31, 9
HSL
51°, 59%, 9%
CMYK
0, 11, 74, 86
Luminance
0.0136
Every format
| HEX | #231f09 |
| RGB | rgb(35, 31, 9) |
| HSL | hsl(51, 59%, 9%) |
| CMYK | cmyk(0%, 11%, 74%, 86%) |
| LAB | lab(11.7 -1.8 13.6) |
| LCH | lch(11.7 13.7 97.5) |
| OKLCH | oklch(0.238 0.036 99.2) |
Copy-ready code
/* CSS */
color: #231f09;
background-color: #231f09;
/* Tailwind (arbitrary) */
class="text-[#231f09] bg-[#231f09]"
/* SCSS */
$brand: #231f09;
/* SwiftUI */
Color(red: 0.137, green: 0.122, blue: 0.035)
/* Android */
Color.parseColor("#231f09")Accessibility — WCAG contrast
Aa
#231f09 on white: 16.52:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#231f09 on black: 1.27:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.7%
Green12.2%
Blue3.5%
CMYK percentages
Cyan0.0%
Magenta11.4%
Yellow74.3%
Key (black)86.3%
Color previews
#231f09 text on a black background
contrast 1.27:1
Card sample
#231f09 text on a white background
contrast 16.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #231f09;
Background color
Panel with #231f09 background
background-color: #231f09;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #231f09;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(35, 31, 9, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 31, 9, 0.45);
Border & gradient
Gradient panel
border: 3px solid #231f09; background: linear-gradient(135deg, #231f09, #162309);