#151e21
a deep, soft cyan · cool · closest name: black
RGB
21, 30, 33
HSL
195°, 22%, 11%
CMYK
36, 9, 0, 87
Luminance
0.0120
Every format
| HEX | #151e21 |
| RGB | rgb(21, 30, 33) |
| HSL | hsl(195, 22%, 11%) |
| CMYK | cmyk(36%, 9%, 0%, 87%) |
| LAB | lab(10.5 -3.1 -3.4) |
| LCH | lch(10.5 4.6 227.4) |
| OKLCH | oklch(0.228 0.014 220.2) |
Copy-ready code
/* CSS */
color: #151e21;
background-color: #151e21;
/* Tailwind (arbitrary) */
class="text-[#151e21] bg-[#151e21]"
/* SCSS */
$brand: #151e21;
/* SwiftUI */
Color(red: 0.082, green: 0.118, blue: 0.129)
/* Android */
Color.parseColor("#151e21")Accessibility — WCAG contrast
Aa
#151e21 on white: 16.94:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#151e21 on black: 1.24:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.2%
Green11.8%
Blue12.9%
CMYK percentages
Cyan36.4%
Magenta9.1%
Yellow0.0%
Key (black)87.1%
Color previews
#151e21 text on a black background
contrast 1.24:1
Card sample
#151e21 text on a white background
contrast 16.94:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #151e21;
Background color
Panel with #151e21 background
background-color: #151e21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #151e21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(21, 30, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(21, 30, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #151e21; background: linear-gradient(135deg, #151e21, #151621);