#4740df
a balanced, vivid blue · warm · closest name: slateblue
RGB
71, 64, 223
HSL
243°, 71%, 56%
CMYK
68, 71, 0, 13
Luminance
0.1033
Every format
| HEX | #4740df |
| RGB | rgb(71, 64, 223) |
| HSL | hsl(243, 71%, 56%) |
| CMYK | cmyk(68%, 71%, 0%, 13%) |
| LAB | lab(38.4 51.2 -79.5) |
| LCH | lch(38.4 94.5 302.8) |
| OKLCH | oklch(0.491 0.231 275.7) |
Copy-ready code
/* CSS */
color: #4740df;
background-color: #4740df;
/* Tailwind (arbitrary) */
class="text-[#4740df] bg-[#4740df]"
/* SCSS */
$brand: #4740df;
/* SwiftUI */
Color(red: 0.278, green: 0.251, blue: 0.875)
/* Android */
Color.parseColor("#4740df")Accessibility — WCAG contrast
Aa
#4740df on white: 6.85:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#4740df on black: 3.07:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red27.8%
Green25.1%
Blue87.5%
CMYK percentages
Cyan68.2%
Magenta71.3%
Yellow0.0%
Key (black)12.5%
Color previews
#4740df text on a black background
contrast 3.07:1
Card sample
#4740df text on a white background
contrast 6.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4740df;
Background color
Panel with #4740df background
background-color: #4740df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4740df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(71, 64, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(71, 64, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4740df; background: linear-gradient(135deg, #4740df, #B140DF);