#2139bc
a dark, vivid blue · warm · closest name: slateblue
RGB
33, 57, 188
HSL
231°, 70%, 43%
CMYK
82, 70, 0, 26
Luminance
0.0688
Every format
| HEX | #2139bc |
| RGB | rgb(33, 57, 188) |
| HSL | hsl(231, 70%, 43%) |
| CMYK | cmyk(82%, 70%, 0%, 26%) |
| LAB | lab(31.5 40.0 -70.6) |
| LCH | lch(31.5 81.1 299.5) |
| OKLCH | oklch(0.426 0.205 267.5) |
Copy-ready code
/* CSS */
color: #2139bc;
background-color: #2139bc;
/* Tailwind (arbitrary) */
class="text-[#2139bc] bg-[#2139bc]"
/* SCSS */
$brand: #2139bc;
/* SwiftUI */
Color(red: 0.129, green: 0.224, blue: 0.737)
/* Android */
Color.parseColor("#2139bc")Accessibility — WCAG contrast
Aa
#2139bc on white: 8.84:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2139bc on black: 2.38:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.9%
Green22.4%
Blue73.7%
CMYK percentages
Cyan82.4%
Magenta69.7%
Yellow0.0%
Key (black)26.3%
Color previews
#2139bc text on a black background
contrast 2.38:1
Card sample
#2139bc text on a white background
contrast 8.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2139bc;
Background color
Panel with #2139bc background
background-color: #2139bc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2139bc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(33, 57, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(33, 57, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2139bc; background: linear-gradient(135deg, #2139bc, #7021BC);