#216dbb
a dark, vivid blue · cool · closest name: steelblue
RGB
33, 109, 187
HSL
210°, 70%, 43%
CMYK
82, 42, 0, 27
Luminance
0.1485
Every format
| HEX | #216dbb |
| RGB | rgb(33, 109, 187) |
| HSL | hsl(210, 70%, 43%) |
| CMYK | cmyk(82%, 42%, 0%, 27%) |
| LAB | lab(45.4 5.8 -47.4) |
| LCH | lch(45.4 47.8 277.0) |
| OKLCH | oklch(0.531 0.142 252.9) |
Copy-ready code
/* CSS */
color: #216dbb;
background-color: #216dbb;
/* Tailwind (arbitrary) */
class="text-[#216dbb] bg-[#216dbb]"
/* SCSS */
$brand: #216dbb;
/* SwiftUI */
Color(red: 0.129, green: 0.427, blue: 0.733)
/* Android */
Color.parseColor("#216dbb")Accessibility — WCAG contrast
Aa
#216dbb on white: 5.29:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#216dbb on black: 3.97:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green42.7%
Blue73.3%
CMYK percentages
Cyan82.4%
Magenta41.7%
Yellow0.0%
Key (black)26.7%
Color previews
#216dbb text on a black background
contrast 3.97:1
Card sample
#216dbb text on a white background
contrast 5.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #216dbb;
Background color
Panel with #216dbb background
background-color: #216dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #216dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 109, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 109, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #216dbb; background: linear-gradient(135deg, #216dbb, #3C21BB);