#b33000
a dark, electric orange · warm · closest name: firebrick
RGB
179, 48, 0
HSL
16°, 100%, 35%
CMYK
0, 73, 100, 30
Luminance
0.1170
Every format
| HEX | #b33000 |
| RGB | rgb(179, 48, 0) |
| HSL | hsl(16, 100%, 35%) |
| CMYK | cmyk(0%, 73%, 100%, 30%) |
| LAB | lab(40.7 51.1 53.0) |
| LCH | lch(40.7 73.6 46.1) |
| OKLCH | oklch(0.509 0.174 36.1) |
Copy-ready code
/* CSS */
color: #b33000;
background-color: #b33000;
/* Tailwind (arbitrary) */
class="text-[#b33000] bg-[#b33000]"
/* SCSS */
$brand: #b33000;
/* SwiftUI */
Color(red: 0.702, green: 0.188, blue: 0.000)
/* Android */
Color.parseColor("#b33000")Accessibility — WCAG contrast
Aa
#b33000 on white: 6.29:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#b33000 on black: 3.34:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red70.2%
Green18.8%
Blue0.0%
CMYK percentages
Cyan0.0%
Magenta73.2%
Yellow100.0%
Key (black)29.8%
Color previews
#b33000 text on a black background
contrast 3.34:1
Card sample
#b33000 text on a white background
contrast 6.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #b33000;
Background color
Panel with #b33000 background
background-color: #b33000;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #b33000;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(179, 48, 0, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(179, 48, 0, 0.45);
Border & gradient
Gradient panel
border: 3px solid #b33000; background: linear-gradient(135deg, #b33000, #B3A700);