#2188cd
a balanced, vivid blue · cool · closest name: steelblue
RGB
33, 136, 205
HSL
204°, 72%, 47%
CMYK
84, 34, 0, 20
Luminance
0.2234
Every format
| HEX | #2188cd |
| RGB | rgb(33, 136, 205) |
| HSL | hsl(204, 72%, 47%) |
| CMYK | cmyk(84%, 34%, 0%, 20%) |
| LAB | lab(54.4 -3.8 -43.5) |
| LCH | lch(54.4 43.7 265.0) |
| OKLCH | oklch(0.604 0.138 244.2) |
Copy-ready code
/* CSS */
color: #2188cd;
background-color: #2188cd;
/* Tailwind (arbitrary) */
class="text-[#2188cd] bg-[#2188cd]"
/* SCSS */
$brand: #2188cd;
/* SwiftUI */
Color(red: 0.129, green: 0.533, blue: 0.804)
/* Android */
Color.parseColor("#2188cd")Accessibility — WCAG contrast
Aa
#2188cd on white: 3.84:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#2188cd on black: 5.47:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green53.3%
Blue80.4%
CMYK percentages
Cyan83.9%
Magenta33.7%
Yellow0.0%
Key (black)19.6%
Color previews
#2188cd text on a black background
contrast 5.47:1
Card sample
#2188cd text on a white background
contrast 3.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2188cd;
Background color
Panel with #2188cd background
background-color: #2188cd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2188cd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 136, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 136, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2188cd; background: linear-gradient(135deg, #2188cd, #2D21CD);