#2139e7
a balanced, electric blue · warm · closest name: blue
RGB
33, 57, 231
HSL
233°, 81%, 52%
CMYK
86, 75, 0, 9
Luminance
0.0902
Every format
| HEX | #2139e7 |
| RGB | rgb(33, 57, 231) |
| HSL | hsl(233, 81%, 52%) |
| CMYK | cmyk(86%, 75%, 0%, 9%) |
| LAB | lab(36.0 54.8 -88.1) |
| LCH | lch(36.0 103.7 301.9) |
| OKLCH | oklch(0.471 0.256 267.0) |
Copy-ready code
/* CSS */
color: #2139e7;
background-color: #2139e7;
/* Tailwind (arbitrary) */
class="text-[#2139e7] bg-[#2139e7]"
/* SCSS */
$brand: #2139e7;
/* SwiftUI */
Color(red: 0.129, green: 0.224, blue: 0.906)
/* Android */
Color.parseColor("#2139e7")Accessibility — WCAG contrast
Aa
#2139e7 on white: 7.49:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2139e7 on black: 2.80:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green22.4%
Blue90.6%
CMYK percentages
Cyan85.7%
Magenta75.3%
Yellow0.0%
Key (black)9.4%
Color previews
#2139e7 text on a black background
contrast 2.80:1
Card sample
#2139e7 text on a white background
contrast 7.49:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2139e7;
Background color
Panel with #2139e7 background
background-color: #2139e7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2139e7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 57, 231, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 57, 231, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2139e7; background: linear-gradient(135deg, #2139e7, #8D21E7);