#231dbb
a dark, vivid blue · warm · closest name: navy
RGB
35, 29, 187
HSL
242°, 73%, 42%
CMYK
81, 85, 0, 27
Luminance
0.0482
Every format
| HEX | #231dbb |
| RGB | rgb(35, 29, 187) |
| HSL | hsl(242, 73%, 42%) |
| CMYK | cmyk(81%, 85%, 0%, 27%) |
| LAB | lab(26.2 54.8 -78.8) |
| LCH | lch(26.2 96.0 304.8) |
| OKLCH | oklch(0.388 0.228 270.2) |
Copy-ready code
/* CSS */
color: #231dbb;
background-color: #231dbb;
/* Tailwind (arbitrary) */
class="text-[#231dbb] bg-[#231dbb]"
/* SCSS */
$brand: #231dbb;
/* SwiftUI */
Color(red: 0.137, green: 0.114, blue: 0.733)
/* Android */
Color.parseColor("#231dbb")Accessibility — WCAG contrast
Aa
#231dbb on white: 10.69:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#231dbb on black: 1.96:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.7%
Green11.4%
Blue73.3%
CMYK percentages
Cyan81.3%
Magenta84.5%
Yellow0.0%
Key (black)26.7%
Color previews
#231dbb text on a black background
contrast 1.96:1
Card sample
#231dbb text on a white background
contrast 10.69:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #231dbb;
Background color
Panel with #231dbb background
background-color: #231dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #231dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(35, 29, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 29, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #231dbb; background: linear-gradient(135deg, #231dbb, #8D1DBB);