#0a3333
a deep, vivid cyan · cool · closest name: darkslategray
RGB
10, 51, 51
HSL
180°, 67%, 12%
CMYK
80, 0, 0, 80
Luminance
0.0267
Every format
| HEX | #0a3333 |
| RGB | rgb(10, 51, 51) |
| HSL | hsl(180, 67%, 12%) |
| CMYK | cmyk(80%, 0%, 0%, 80%) |
| LAB | lab(18.7 -13.6 -4.1) |
| LCH | lch(18.7 14.2 196.7) |
| OKLCH | oklch(0.294 0.044 195.0) |
Copy-ready code
/* CSS */
color: #0a3333;
background-color: #0a3333;
/* Tailwind (arbitrary) */
class="text-[#0a3333] bg-[#0a3333]"
/* SCSS */
$brand: #0a3333;
/* SwiftUI */
Color(red: 0.039, green: 0.200, blue: 0.200)
/* Android */
Color.parseColor("#0a3333")Accessibility — WCAG contrast
Aa
#0a3333 on white: 13.69:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0a3333 on black: 1.53:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red3.9%
Green20.0%
Blue20.0%
CMYK percentages
Cyan80.4%
Magenta0.0%
Yellow0.0%
Key (black)80.0%
Color previews
#0a3333 text on a black background
contrast 1.53:1
Card sample
#0a3333 text on a white background
contrast 13.69:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0a3333;
Background color
Panel with #0a3333 background
background-color: #0a3333;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0a3333;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(10, 51, 51, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(10, 51, 51, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0a3333; background: linear-gradient(135deg, #0a3333, #0A1833);