#042621
a deep, electric cyan · cool · closest name: black
RGB
4, 38, 33
HSL
171°, 81%, 8%
CMYK
90, 0, 13, 85
Luminance
0.0152
Every format
| HEX | #042621 |
| RGB | rgb(4, 38, 33) |
| HSL | hsl(171, 81%, 8%) |
| CMYK | cmyk(90%, 0%, 13%, 85%) |
| LAB | lab(12.8 -13.7 -0.2) |
| LCH | lch(12.8 13.7 180.9) |
| OKLCH | oklch(0.243 0.040 181.2) |
Copy-ready code
/* CSS */
color: #042621;
background-color: #042621;
/* Tailwind (arbitrary) */
class="text-[#042621] bg-[#042621]"
/* SCSS */
$brand: #042621;
/* SwiftUI */
Color(red: 0.016, green: 0.149, blue: 0.129)
/* Android */
Color.parseColor("#042621")Accessibility — WCAG contrast
Aa
#042621 on white: 16.10:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#042621 on black: 1.30:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green14.9%
Blue12.9%
CMYK percentages
Cyan89.5%
Magenta0.0%
Yellow13.2%
Key (black)85.1%
Color previews
#042621 text on a black background
contrast 1.30:1
Card sample
#042621 text on a white background
contrast 16.10:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #042621;
Background color
Panel with #042621 background
background-color: #042621;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #042621;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 38, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 38, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #042621; background: linear-gradient(135deg, #042621, #041426);