#0a2f39
a deep, vivid cyan · cool · closest name: darkslategray
RGB
10, 47, 57
HSL
193°, 70%, 13%
CMYK
83, 18, 0, 78
Luminance
0.0239
Every format
| HEX | #0a2f39 |
| RGB | rgb(10, 47, 57) |
| HSL | hsl(193, 70%, 13%) |
| CMYK | cmyk(83%, 18%, 0%, 78%) |
| LAB | lab(17.4 -8.9 -10.1) |
| LCH | lch(17.4 13.4 228.8) |
| OKLCH | oklch(0.285 0.044 219.6) |
Copy-ready code
/* CSS */
color: #0a2f39;
background-color: #0a2f39;
/* Tailwind (arbitrary) */
class="text-[#0a2f39] bg-[#0a2f39]"
/* SCSS */
$brand: #0a2f39;
/* SwiftUI */
Color(red: 0.039, green: 0.184, blue: 0.224)
/* Android */
Color.parseColor("#0a2f39")Accessibility — WCAG contrast
Aa
#0a2f39 on white: 14.20:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0a2f39 on black: 1.48:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red3.9%
Green18.4%
Blue22.4%
CMYK percentages
Cyan82.5%
Magenta17.5%
Yellow0.0%
Key (black)77.6%
Color previews
#0a2f39 text on a black background
contrast 1.48:1
Card sample
#0a2f39 text on a white background
contrast 14.20:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0a2f39;
Background color
Panel with #0a2f39 background
background-color: #0a2f39;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0a2f39;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(10, 47, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(10, 47, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0a2f39; background: linear-gradient(135deg, #0a2f39, #0A1039);