#1b0307
a deep, electric red · warm · closest name: black
RGB
27, 3, 7
HSL
350°, 80%, 6%
CMYK
0, 89, 74, 89
Luminance
0.0031
Every format
| HEX | #1b0307 |
| RGB | rgb(27, 3, 7) |
| HSL | hsl(350, 80%, 6%) |
| CMYK | cmyk(0%, 89%, 74%, 89%) |
| LAB | lab(2.8 9.2 1.5) |
| LCH | lch(2.8 9.3 9.5) |
| OKLCH | oklch(0.152 0.046 10.9) |
Copy-ready code
/* CSS */
color: #1b0307;
background-color: #1b0307;
/* Tailwind (arbitrary) */
class="text-[#1b0307] bg-[#1b0307]"
/* SCSS */
$brand: #1b0307;
/* SwiftUI */
Color(red: 0.106, green: 0.012, blue: 0.027)
/* Android */
Color.parseColor("#1b0307")Accessibility — WCAG contrast
Aa
#1b0307 on white: 19.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1b0307 on black: 1.06:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green1.2%
Blue2.7%
CMYK percentages
Cyan0.0%
Magenta88.9%
Yellow74.1%
Key (black)89.4%
Color previews
#1b0307 text on a black background
contrast 1.06:1
Card sample
#1b0307 text on a white background
contrast 19.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b0307;
Background color
Panel with #1b0307 background
background-color: #1b0307;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b0307;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 3, 7, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 3, 7, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b0307; background: linear-gradient(135deg, #1b0307, #1B0F03);