#2139b4
a dark, vivid blue · warm · closest name: slateblue
RGB
33, 57, 180
HSL
230°, 69%, 42%
CMYK
82, 68, 0, 29
Luminance
0.0654
Every format
| HEX | #2139b4 |
| RGB | rgb(33, 57, 180) |
| HSL | hsl(230, 69%, 42%) |
| CMYK | cmyk(82%, 68%, 0%, 29%) |
| LAB | lab(30.7 37.1 -67.2) |
| LCH | lch(30.7 76.7 298.9) |
| OKLCH | oklch(0.418 0.195 267.6) |
Copy-ready code
/* CSS */
color: #2139b4;
background-color: #2139b4;
/* Tailwind (arbitrary) */
class="text-[#2139b4] bg-[#2139b4]"
/* SCSS */
$brand: #2139b4;
/* SwiftUI */
Color(red: 0.129, green: 0.224, blue: 0.706)
/* Android */
Color.parseColor("#2139b4")Accessibility — WCAG contrast
Aa
#2139b4 on white: 9.09:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2139b4 on black: 2.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green22.4%
Blue70.6%
CMYK percentages
Cyan81.7%
Magenta68.3%
Yellow0.0%
Key (black)29.4%
Color previews
#2139b4 text on a black background
contrast 2.31:1
Card sample
#2139b4 text on a white background
contrast 9.09:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2139b4;
Background color
Panel with #2139b4 background
background-color: #2139b4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2139b4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 57, 180, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 57, 180, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2139b4; background: linear-gradient(135deg, #2139b4, #6B21B4);