#3b5dfb
a balanced, electric blue · warm · closest name: royalblue
RGB
59, 93, 251
HSL
229°, 96%, 61%
CMYK
77, 63, 0, 2
Luminance
0.1572
Every format
| HEX | #3b5dfb |
| RGB | rgb(59, 93, 251) |
| HSL | hsl(229, 96%, 61%) |
| CMYK | cmyk(77%, 63%, 0%, 2%) |
| LAB | lab(46.6 42.3 -81.9) |
| LCH | lch(46.6 92.1 297.3) |
| OKLCH | oklch(0.556 0.237 268.0) |
Copy-ready code
/* CSS */
color: #3b5dfb;
background-color: #3b5dfb;
/* Tailwind (arbitrary) */
class="text-[#3b5dfb] bg-[#3b5dfb]"
/* SCSS */
$brand: #3b5dfb;
/* SwiftUI */
Color(red: 0.231, green: 0.365, blue: 0.984)
/* Android */
Color.parseColor("#3b5dfb")Accessibility — WCAG contrast
Aa
#3b5dfb on white: 5.07:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3b5dfb on black: 4.14:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red23.1%
Green36.5%
Blue98.4%
CMYK percentages
Cyan76.5%
Magenta62.9%
Yellow0.0%
Key (black)1.6%
Color previews
#3b5dfb text on a black background
contrast 4.14:1
Card sample
#3b5dfb text on a white background
contrast 5.07:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3b5dfb;
Background color
Panel with #3b5dfb background
background-color: #3b5dfb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3b5dfb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(59, 93, 251, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(59, 93, 251, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3b5dfb; background: linear-gradient(135deg, #3b5dfb, #993BFB);