#d53f3f
a balanced, vivid red · warm · closest name: firebrick
RGB
213, 63, 63
HSL
0°, 64%, 54%
CMYK
0, 70, 70, 17
Luminance
0.1806
Every format
| HEX | #d53f3f |
| RGB | rgb(213, 63, 63) |
| HSL | hsl(0, 64%, 54%) |
| CMYK | cmyk(0%, 70%, 70%, 17%) |
| LAB | lab(49.6 58.2 34.5) |
| LCH | lch(49.6 67.7 30.6) |
| OKLCH | oklch(0.588 0.187 25.0) |
Copy-ready code
/* CSS */
color: #d53f3f;
background-color: #d53f3f;
/* Tailwind (arbitrary) */
class="text-[#d53f3f] bg-[#d53f3f]"
/* SCSS */
$brand: #d53f3f;
/* SwiftUI */
Color(red: 0.835, green: 0.247, blue: 0.247)
/* Android */
Color.parseColor("#d53f3f")Accessibility — WCAG contrast
Aa
#d53f3f on white: 4.55:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#d53f3f on black: 4.61:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red83.5%
Green24.7%
Blue24.7%
CMYK percentages
Cyan0.0%
Magenta70.4%
Yellow70.4%
Key (black)16.5%
Color previews
#d53f3f text on a black background
contrast 4.61:1
Card sample
#d53f3f text on a white background
contrast 4.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #d53f3f;
Background color
Panel with #d53f3f background
background-color: #d53f3f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #d53f3f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(213, 63, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(213, 63, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #d53f3f; background: linear-gradient(135deg, #d53f3f, #D5A33F);