#213dbb
a dark, vivid blue · warm · closest name: slateblue
RGB
33, 61, 187
HSL
229°, 70%, 43%
CMYK
82, 67, 0, 27
Luminance
0.0725
Every format
| HEX | #213dbb |
| RGB | rgb(33, 61, 187) |
| HSL | hsl(229, 70%, 43%) |
| CMYK | cmyk(82%, 67%, 0%, 27%) |
| LAB | lab(32.4 37.1 -68.6) |
| LCH | lch(32.4 78.0 298.4) |
| OKLCH | oklch(0.432 0.199 267.0) |
Copy-ready code
/* CSS */
color: #213dbb;
background-color: #213dbb;
/* Tailwind (arbitrary) */
class="text-[#213dbb] bg-[#213dbb]"
/* SCSS */
$brand: #213dbb;
/* SwiftUI */
Color(red: 0.129, green: 0.239, blue: 0.733)
/* Android */
Color.parseColor("#213dbb")Accessibility — WCAG contrast
Aa
#213dbb on white: 8.57:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#213dbb on black: 2.45:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green23.9%
Blue73.3%
CMYK percentages
Cyan82.4%
Magenta67.4%
Yellow0.0%
Key (black)26.7%
Color previews
#213dbb text on a black background
contrast 2.45:1
Card sample
#213dbb text on a white background
contrast 8.57:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #213dbb;
Background color
Panel with #213dbb background
background-color: #213dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #213dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 61, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 61, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #213dbb; background: linear-gradient(135deg, #213dbb, #6C21BB);