#2139ff
a balanced, electric blue · warm · closest name: blue
RGB
33, 57, 255
HSL
234°, 100%, 57%
CMYK
87, 78, 0, 0
Luminance
0.1047
Every format
| HEX | #2139ff |
| RGB | rgb(33, 57, 255) |
| HSL | hsl(234, 100%, 57%) |
| CMYK | cmyk(87%, 78%, 0%, 0%) |
| LAB | lab(38.7 62.4 -97.2) |
| LCH | lch(38.7 115.5 302.7) |
| OKLCH | oklch(0.498 0.282 266.7) |
Copy-ready code
/* CSS */
color: #2139ff;
background-color: #2139ff;
/* Tailwind (arbitrary) */
class="text-[#2139ff] bg-[#2139ff]"
/* SCSS */
$brand: #2139ff;
/* SwiftUI */
Color(red: 0.129, green: 0.224, blue: 1.000)
/* Android */
Color.parseColor("#2139ff")Accessibility — WCAG contrast
Aa
#2139ff on white: 6.79:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2139ff on black: 3.09:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green22.4%
Blue100.0%
CMYK percentages
Cyan87.1%
Magenta77.6%
Yellow0.0%
Key (black)0.0%
Color previews
#2139ff text on a black background
contrast 3.09:1
Card sample
#2139ff text on a white background
contrast 6.79:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2139ff;
Background color
Panel with #2139ff background
background-color: #2139ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2139ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 57, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 57, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2139ff; background: linear-gradient(135deg, #2139ff, #9D21FF);