#218eb3
a dark, vivid cyan · cool · closest name: steelblue
RGB
33, 142, 179
HSL
195°, 69%, 42%
CMYK
82, 21, 0, 30
Luminance
0.2292
Every format
| HEX | #218eb3 |
| RGB | rgb(33, 142, 179) |
| HSL | hsl(195, 69%, 42%) |
| CMYK | cmyk(82%, 21%, 0%, 30%) |
| LAB | lab(55.0 -16.6 -27.8) |
| LCH | lch(55.0 32.3 239.2) |
| OKLCH | oklch(0.605 0.107 226.6) |
Copy-ready code
/* CSS */
color: #218eb3;
background-color: #218eb3;
/* Tailwind (arbitrary) */
class="text-[#218eb3] bg-[#218eb3]"
/* SCSS */
$brand: #218eb3;
/* SwiftUI */
Color(red: 0.129, green: 0.557, blue: 0.702)
/* Android */
Color.parseColor("#218eb3")Accessibility — WCAG contrast
Aa
#218eb3 on white: 3.76:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#218eb3 on black: 5.58:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green55.7%
Blue70.2%
CMYK percentages
Cyan81.6%
Magenta20.7%
Yellow0.0%
Key (black)29.8%
Color previews
#218eb3 text on a black background
contrast 5.58:1
Card sample
#218eb3 text on a white background
contrast 3.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #218eb3;
Background color
Panel with #218eb3 background
background-color: #218eb3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #218eb3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 142, 179, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 142, 179, 0.45);
Border & gradient
Gradient panel
border: 3px solid #218eb3; background: linear-gradient(135deg, #218eb3, #212DB3);