#003f4b
a deep, electric cyan · cool · closest name: darkslategray
RGB
0, 63, 75
HSL
190°, 100%, 15%
CMYK
100, 16, 0, 71
Luminance
0.0406
Every format
| HEX | #003f4b |
| RGB | rgb(0, 63, 75) |
| HSL | hsl(190, 100%, 15%) |
| CMYK | cmyk(100%, 16%, 0%, 71%) |
| LAB | lab(23.9 -13.1 -12.4) |
| LCH | lch(23.9 18.0 223.6) |
| OKLCH | oklch(0.339 0.060 215.5) |
Copy-ready code
/* CSS */
color: #003f4b;
background-color: #003f4b;
/* Tailwind (arbitrary) */
class="text-[#003f4b] bg-[#003f4b]"
/* SCSS */
$brand: #003f4b;
/* SwiftUI */
Color(red: 0.000, green: 0.247, blue: 0.294)
/* Android */
Color.parseColor("#003f4b")Accessibility — WCAG contrast
Aa
#003f4b on white: 11.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#003f4b on black: 1.81:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green24.7%
Blue29.4%
CMYK percentages
Cyan100.0%
Magenta16.0%
Yellow0.0%
Key (black)70.6%
Color previews
#003f4b text on a black background
contrast 1.81:1
Card sample
#003f4b text on a white background
contrast 11.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #003f4b;
Background color
Panel with #003f4b background
background-color: #003f4b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #003f4b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 63, 75, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 63, 75, 0.45);
Border & gradient
Gradient panel
border: 3px solid #003f4b; background: linear-gradient(135deg, #003f4b, #000D4B);