#3543df
a balanced, vivid blue · warm · closest name: slateblue
RGB
53, 67, 223
HSL
235°, 73%, 54%
CMYK
76, 70, 0, 13
Luminance
0.1010
Every format
| HEX | #3543df |
| RGB | rgb(53, 67, 223) |
| HSL | hsl(235, 73%, 54%) |
| CMYK | cmyk(76%, 70%, 0%, 13%) |
| LAB | lab(38.0 47.7 -80.2) |
| LCH | lch(38.0 93.3 300.8) |
| OKLCH | oklch(0.485 0.232 270.3) |
Copy-ready code
/* CSS */
color: #3543df;
background-color: #3543df;
/* Tailwind (arbitrary) */
class="text-[#3543df] bg-[#3543df]"
/* SCSS */
$brand: #3543df;
/* SwiftUI */
Color(red: 0.208, green: 0.263, blue: 0.875)
/* Android */
Color.parseColor("#3543df")Accessibility — WCAG contrast
Aa
#3543df on white: 6.95:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3543df on black: 3.02:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.8%
Green26.3%
Blue87.5%
CMYK percentages
Cyan76.2%
Magenta70.0%
Yellow0.0%
Key (black)12.5%
Color previews
#3543df text on a black background
contrast 3.02:1
Card sample
#3543df text on a white background
contrast 6.95:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3543df;
Background color
Panel with #3543df background
background-color: #3543df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3543df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(53, 67, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(53, 67, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3543df; background: linear-gradient(135deg, #3543df, #9835DF);