#233faa
a dark, vivid blue · warm · closest name: slateblue
RGB
35, 63, 170
HSL
228°, 66%, 40%
CMYK
79, 63, 0, 33
Luminance
0.0681
Every format
| HEX | #233faa |
| RGB | rgb(35, 63, 170) |
| HSL | hsl(228, 66%, 40%) |
| CMYK | cmyk(79%, 63%, 0%, 33%) |
| LAB | lab(31.4 29.6 -60.1) |
| LCH | lch(31.4 67.0 296.2) |
| OKLCH | oklch(0.420 0.174 266.9) |
Copy-ready code
/* CSS */
color: #233faa;
background-color: #233faa;
/* Tailwind (arbitrary) */
class="text-[#233faa] bg-[#233faa]"
/* SCSS */
$brand: #233faa;
/* SwiftUI */
Color(red: 0.137, green: 0.247, blue: 0.667)
/* Android */
Color.parseColor("#233faa")Accessibility — WCAG contrast
Aa
#233faa on white: 8.89:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#233faa on black: 2.36:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.7%
Green24.7%
Blue66.7%
CMYK percentages
Cyan79.4%
Magenta62.9%
Yellow0.0%
Key (black)33.3%
Color previews
#233faa text on a black background
contrast 2.36:1
Card sample
#233faa text on a white background
contrast 8.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #233faa;
Background color
Panel with #233faa background
background-color: #233faa;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #233faa;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(35, 63, 170, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 63, 170, 0.45);
Border & gradient
Gradient panel
border: 3px solid #233faa; background: linear-gradient(135deg, #233faa, #6123AA);