#0a1f18
a deep, vivid cyan · cool · closest name: black
RGB
10, 31, 24
HSL
160°, 51%, 8%
CMYK
68, 0, 23, 88
Luminance
0.0111
Every format
| HEX | #0a1f18 |
| RGB | rgb(10, 31, 24) |
| HSL | hsl(160, 51%, 8%) |
| CMYK | cmyk(68%, 0%, 23%, 88%) |
| LAB | lab(9.9 -10.6 2.2) |
| LCH | lch(9.9 10.9 168.2) |
| OKLCH | oklch(0.219 0.031 169.3) |
Copy-ready code
/* CSS */
color: #0a1f18;
background-color: #0a1f18;
/* Tailwind (arbitrary) */
class="text-[#0a1f18] bg-[#0a1f18]"
/* SCSS */
$brand: #0a1f18;
/* SwiftUI */
Color(red: 0.039, green: 0.122, blue: 0.094)
/* Android */
Color.parseColor("#0a1f18")Accessibility — WCAG contrast
Aa
#0a1f18 on white: 17.18:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0a1f18 on black: 1.22:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red3.9%
Green12.2%
Blue9.4%
CMYK percentages
Cyan67.7%
Magenta0.0%
Yellow22.6%
Key (black)87.8%
Color previews
#0a1f18 text on a black background
contrast 1.22:1
Card sample
#0a1f18 text on a white background
contrast 17.18:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0a1f18;
Background color
Panel with #0a1f18 background
background-color: #0a1f18;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0a1f18;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(10, 31, 24, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(10, 31, 24, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0a1f18; background: linear-gradient(135deg, #0a1f18, #0A181F);