#2137fd
a balanced, electric blue · warm · closest name: blue
RGB
33, 55, 253
HSL
234°, 98%, 56%
CMYK
87, 78, 0, 1
Luminance
0.1015
Every format
| HEX | #2137fd |
| RGB | rgb(33, 55, 253) |
| HSL | hsl(234, 98%, 56%) |
| CMYK | cmyk(87%, 78%, 0%, 1%) |
| LAB | lab(38.1 62.8 -97.0) |
| LCH | lch(38.1 115.6 302.9) |
| OKLCH | oklch(0.493 0.282 266.8) |
Copy-ready code
/* CSS */
color: #2137fd;
background-color: #2137fd;
/* Tailwind (arbitrary) */
class="text-[#2137fd] bg-[#2137fd]"
/* SCSS */
$brand: #2137fd;
/* SwiftUI */
Color(red: 0.129, green: 0.216, blue: 0.992)
/* Android */
Color.parseColor("#2137fd")Accessibility — WCAG contrast
Aa
#2137fd on white: 6.93:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2137fd on black: 3.03:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green21.6%
Blue99.2%
CMYK percentages
Cyan87.0%
Magenta78.3%
Yellow0.0%
Key (black)0.8%
Color previews
#2137fd text on a black background
contrast 3.03:1
Card sample
#2137fd text on a white background
contrast 6.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2137fd;
Background color
Panel with #2137fd background
background-color: #2137fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2137fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 55, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 55, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2137fd; background: linear-gradient(135deg, #2137fd, #9E21FD);