#3575df
a balanced, vivid blue · cool · closest name: royalblue
RGB
53, 117, 223
HSL
217°, 73%, 54%
CMYK
76, 48, 0, 13
Luminance
0.1881
Every format
| HEX | #3575df |
| RGB | rgb(53, 117, 223) |
| HSL | hsl(217, 73%, 54%) |
| CMYK | cmyk(76%, 48%, 0%, 13%) |
| LAB | lab(50.5 16.5 -59.9) |
| LCH | lch(50.5 62.1 285.4) |
| OKLCH | oklch(0.578 0.175 260.0) |
Copy-ready code
/* CSS */
color: #3575df;
background-color: #3575df;
/* Tailwind (arbitrary) */
class="text-[#3575df] bg-[#3575df]"
/* SCSS */
$brand: #3575df;
/* SwiftUI */
Color(red: 0.208, green: 0.459, blue: 0.875)
/* Android */
Color.parseColor("#3575df")Accessibility — WCAG contrast
Aa
#3575df on white: 4.41:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3575df on black: 4.76:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.8%
Green45.9%
Blue87.5%
CMYK percentages
Cyan76.2%
Magenta47.5%
Yellow0.0%
Key (black)12.5%
Color previews
#3575df text on a black background
contrast 4.76:1
Card sample
#3575df text on a white background
contrast 4.41:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3575df;
Background color
Panel with #3575df background
background-color: #3575df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3575df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(53, 117, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(53, 117, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3575df; background: linear-gradient(135deg, #3575df, #6635DF);