#5757ea
a balanced, electric blue · warm · closest name: slateblue
RGB
87, 87, 234
HSL
240°, 78%, 63%
CMYK
63, 63, 0, 8
Luminance
0.1478
Every format
| HEX | #5757ea |
| RGB | rgb(87, 87, 234) |
| HSL | hsl(240, 78%, 63%) |
| CMYK | cmyk(63%, 63%, 0%, 8%) |
| LAB | lab(45.3 43.5 -74.3) |
| LCH | lch(45.3 86.1 300.3) |
| OKLCH | oklch(0.547 0.216 276.6) |
Copy-ready code
/* CSS */
color: #5757ea;
background-color: #5757ea;
/* Tailwind (arbitrary) */
class="text-[#5757ea] bg-[#5757ea]"
/* SCSS */
$brand: #5757ea;
/* SwiftUI */
Color(red: 0.341, green: 0.341, blue: 0.918)
/* Android */
Color.parseColor("#5757ea")Accessibility — WCAG contrast
Aa
#5757ea on white: 5.31:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#5757ea on black: 3.96:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green34.1%
Blue91.8%
CMYK percentages
Cyan62.8%
Magenta62.8%
Yellow0.0%
Key (black)8.2%
Color previews
#5757ea text on a black background
contrast 3.96:1
Card sample
#5757ea text on a white background
contrast 5.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #5757ea;
Background color
Panel with #5757ea background
background-color: #5757ea;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #5757ea;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 87, 234, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 87, 234, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5757ea; background: linear-gradient(135deg, #5757ea, #B957EA);