#3b90df
a balanced, vivid blue · cool · closest name: steelblue
RGB
59, 144, 223
HSL
209°, 72%, 55%
CMYK
74, 35, 0, 13
Luminance
0.2620
Every format
| HEX | #3b90df |
| RGB | rgb(59, 144, 223) |
| HSL | hsl(209, 72%, 55%) |
| CMYK | cmyk(74%, 35%, 0%, 13%) |
| LAB | lab(58.2 0.8 -47.5) |
| LCH | lch(58.2 47.5 271.0) |
| OKLCH | oklch(0.639 0.144 249.8) |
Copy-ready code
/* CSS */
color: #3b90df;
background-color: #3b90df;
/* Tailwind (arbitrary) */
class="text-[#3b90df] bg-[#3b90df]"
/* SCSS */
$brand: #3b90df;
/* SwiftUI */
Color(red: 0.231, green: 0.565, blue: 0.875)
/* Android */
Color.parseColor("#3b90df")Accessibility — WCAG contrast
Aa
#3b90df on white: 3.36:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3b90df on black: 6.24:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red23.1%
Green56.5%
Blue87.5%
CMYK percentages
Cyan73.5%
Magenta35.4%
Yellow0.0%
Key (black)12.5%
Color previews
#3b90df text on a black background
contrast 6.24:1
Card sample
#3b90df text on a white background
contrast 3.36:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3b90df;
Background color
Panel with #3b90df background
background-color: #3b90df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3b90df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(59, 144, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(59, 144, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3b90df; background: linear-gradient(135deg, #3b90df, #533BDF);