#2139f9
a balanced, electric blue · warm · closest name: blue
RGB
33, 57, 249
HSL
233°, 95%, 55%
CMYK
87, 77, 0, 2
Luminance
0.1009
Every format
| HEX | #2139f9 |
| RGB | rgb(33, 57, 249) |
| HSL | hsl(233, 95%, 55%) |
| CMYK | cmyk(87%, 77%, 0%, 2%) |
| LAB | lab(38.0 60.5 -95.0) |
| LCH | lch(38.0 112.6 302.5) |
| OKLCH | oklch(0.491 0.276 266.7) |
Copy-ready code
/* CSS */
color: #2139f9;
background-color: #2139f9;
/* Tailwind (arbitrary) */
class="text-[#2139f9] bg-[#2139f9]"
/* SCSS */
$brand: #2139f9;
/* SwiftUI */
Color(red: 0.129, green: 0.224, blue: 0.976)
/* Android */
Color.parseColor("#2139f9")Accessibility — WCAG contrast
Aa
#2139f9 on white: 6.96:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#2139f9 on black: 3.02:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green22.4%
Blue97.6%
CMYK percentages
Cyan86.7%
Magenta77.1%
Yellow0.0%
Key (black)2.4%
Color previews
#2139f9 text on a black background
contrast 3.02:1
Card sample
#2139f9 text on a white background
contrast 6.96:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2139f9;
Background color
Panel with #2139f9 background
background-color: #2139f9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2139f9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 57, 249, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 57, 249, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2139f9; background: linear-gradient(135deg, #2139f9, #9921F9);