#3539fd
a balanced, electric blue · warm · closest name: blue
RGB
53, 57, 253
HSL
239°, 98%, 60%
CMYK
79, 78, 0, 1
Luminance
0.1077
Every format
| HEX | #3539fd |
| RGB | rgb(53, 57, 253) |
| HSL | hsl(239, 98%, 60%) |
| CMYK | cmyk(79%, 78%, 0%, 1%) |
| LAB | lab(39.2 62.7 -95.2) |
| LCH | lch(39.2 114.0 303.4) |
| OKLCH | oklch(0.503 0.276 270.1) |
Copy-ready code
/* CSS */
color: #3539fd;
background-color: #3539fd;
/* Tailwind (arbitrary) */
class="text-[#3539fd] bg-[#3539fd]"
/* SCSS */
$brand: #3539fd;
/* SwiftUI */
Color(red: 0.208, green: 0.224, blue: 0.992)
/* Android */
Color.parseColor("#3539fd")Accessibility — WCAG contrast
Aa
#3539fd on white: 6.66:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3539fd on black: 3.15:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.8%
Green22.4%
Blue99.2%
CMYK percentages
Cyan79.1%
Magenta77.5%
Yellow0.0%
Key (black)0.8%
Color previews
#3539fd text on a black background
contrast 3.15:1
Card sample
#3539fd text on a white background
contrast 6.66:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3539fd;
Background color
Panel with #3539fd background
background-color: #3539fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3539fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(53, 57, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(53, 57, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3539fd; background: linear-gradient(135deg, #3539fd, #B635FD);