#031e21
a deep, electric cyan · cool · closest name: black
RGB
3, 30, 33
HSL
186°, 83%, 7%
CMYK
91, 9, 0, 87
Luminance
0.0106
Every format
| HEX | #031e21 |
| RGB | rgb(3, 30, 33) |
| HSL | hsl(186, 83%, 7%) |
| CMYK | cmyk(91%, 9%, 0%, 87%) |
| LAB | lab(9.5 -9.0 -5.1) |
| LCH | lch(9.5 10.3 209.6) |
| OKLCH | oklch(0.216 0.033 205.2) |
Copy-ready code
/* CSS */
color: #031e21;
background-color: #031e21;
/* Tailwind (arbitrary) */
class="text-[#031e21] bg-[#031e21]"
/* SCSS */
$brand: #031e21;
/* SwiftUI */
Color(red: 0.012, green: 0.118, blue: 0.129)
/* Android */
Color.parseColor("#031e21")Accessibility — WCAG contrast
Aa
#031e21 on white: 17.33:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#031e21 on black: 1.21:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.2%
Green11.8%
Blue12.9%
CMYK percentages
Cyan90.9%
Magenta9.1%
Yellow0.0%
Key (black)87.1%
Color previews
#031e21 text on a black background
contrast 1.21:1
Card sample
#031e21 text on a white background
contrast 17.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #031e21;
Background color
Panel with #031e21 background
background-color: #031e21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #031e21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(3, 30, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(3, 30, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #031e21; background: linear-gradient(135deg, #031e21, #030A21);