#2181af
a dark, vivid cyan · cool · closest name: steelblue
RGB
33, 129, 175
HSL
199°, 68%, 41%
CMYK
81, 26, 0, 31
Luminance
0.1912
Every format
| HEX | #2181af |
| RGB | rgb(33, 129, 175) |
| HSL | hsl(199, 68%, 41%) |
| CMYK | cmyk(81%, 26%, 0%, 31%) |
| LAB | lab(50.8 -10.7 -32.0) |
| LCH | lch(50.8 33.7 251.4) |
| OKLCH | oklch(0.571 0.110 235.1) |
Copy-ready code
/* CSS */
color: #2181af;
background-color: #2181af;
/* Tailwind (arbitrary) */
class="text-[#2181af] bg-[#2181af]"
/* SCSS */
$brand: #2181af;
/* SwiftUI */
Color(red: 0.129, green: 0.506, blue: 0.686)
/* Android */
Color.parseColor("#2181af")Accessibility — WCAG contrast
Aa
#2181af on white: 4.35:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#2181af on black: 4.82:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green50.6%
Blue68.6%
CMYK percentages
Cyan81.1%
Magenta26.3%
Yellow0.0%
Key (black)31.4%
Color previews
#2181af text on a black background
contrast 4.82:1
Card sample
#2181af text on a white background
contrast 4.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2181af;
Background color
Panel with #2181af background
background-color: #2181af;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2181af;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 129, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 129, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2181af; background: linear-gradient(135deg, #2181af, #2122AF);