#003333
a deep, electric cyan · cool · closest name: darkslategray
RGB
0, 51, 51
HSL
180°, 100%, 10%
CMYK
100, 0, 0, 80
Luminance
0.0261
Every format
| HEX | #003333 |
| RGB | rgb(0, 51, 51) |
| HSL | hsl(180, 100%, 10%) |
| CMYK | cmyk(100%, 0%, 0%, 80%) |
| LAB | lab(18.4 -15.4 -4.5) |
| LCH | lch(18.4 16.1 196.4) |
| OKLCH | oklch(0.291 0.050 194.8) |
Copy-ready code
/* CSS */
color: #003333;
background-color: #003333;
/* Tailwind (arbitrary) */
class="text-[#003333] bg-[#003333]"
/* SCSS */
$brand: #003333;
/* SwiftUI */
Color(red: 0.000, green: 0.200, blue: 0.200)
/* Android */
Color.parseColor("#003333")Accessibility — WCAG contrast
Aa
#003333 on white: 13.80:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#003333 on black: 1.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green20.0%
Blue20.0%
CMYK percentages
Cyan100.0%
Magenta0.0%
Yellow0.0%
Key (black)80.0%
Color previews
#003333 text on a black background
contrast 1.52:1
Card sample
#003333 text on a white background
contrast 13.80:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #003333;
Background color
Panel with #003333 background
background-color: #003333;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #003333;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 51, 51, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 51, 51, 0.45);
Border & gradient
Gradient panel
border: 3px solid #003333; background: linear-gradient(135deg, #003333, #001133);