#0b3f3a
a deep, vivid cyan · cool · closest name: darkslategray
RGB
11, 63, 58
HSL
174°, 70%, 15%
CMYK
83, 0, 8, 75
Luminance
0.0393
Every format
| HEX | #0b3f3a |
| RGB | rgb(11, 63, 58) |
| HSL | hsl(174, 70%, 15%) |
| CMYK | cmyk(83%, 0%, 8%, 75%) |
| LAB | lab(23.4 -17.9 -1.8) |
| LCH | lch(23.4 17.9 185.6) |
| OKLCH | oklch(0.334 0.053 185.4) |
Copy-ready code
/* CSS */
color: #0b3f3a;
background-color: #0b3f3a;
/* Tailwind (arbitrary) */
class="text-[#0b3f3a] bg-[#0b3f3a]"
/* SCSS */
$brand: #0b3f3a;
/* SwiftUI */
Color(red: 0.043, green: 0.247, blue: 0.227)
/* Android */
Color.parseColor("#0b3f3a")Accessibility — WCAG contrast
Aa
#0b3f3a on white: 11.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0b3f3a on black: 1.79:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red4.3%
Green24.7%
Blue22.7%
CMYK percentages
Cyan82.5%
Magenta0.0%
Yellow7.9%
Key (black)75.3%
Color previews
#0b3f3a text on a black background
contrast 1.79:1
Card sample
#0b3f3a text on a white background
contrast 11.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0b3f3a;
Background color
Panel with #0b3f3a background
background-color: #0b3f3a;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0b3f3a;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(11, 63, 58, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(11, 63, 58, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0b3f3a; background: linear-gradient(135deg, #0b3f3a, #0B213F);