#233f5e
a dark, vivid blue · cool · closest name: darkslategray
RGB
35, 63, 94
HSL
212°, 46%, 25%
CMYK
63, 33, 0, 63
Luminance
0.0472
Every format
| HEX | #233f5e |
| RGB | rgb(35, 63, 94) |
| HSL | hsl(212, 46%, 25%) |
| CMYK | cmyk(63%, 33%, 0%, 63%) |
| LAB | lab(25.9 0.1 -21.6) |
| LCH | lch(25.9 21.6 270.1) |
| OKLCH | oklch(0.361 0.064 252.2) |
Copy-ready code
/* CSS */
color: #233f5e;
background-color: #233f5e;
/* Tailwind (arbitrary) */
class="text-[#233f5e] bg-[#233f5e]"
/* SCSS */
$brand: #233f5e;
/* SwiftUI */
Color(red: 0.137, green: 0.247, blue: 0.369)
/* Android */
Color.parseColor("#233f5e")Accessibility — WCAG contrast
Aa
#233f5e on white: 10.80:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#233f5e on black: 1.94:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.7%
Green24.7%
Blue36.9%
CMYK percentages
Cyan62.8%
Magenta33.0%
Yellow0.0%
Key (black)63.1%
Color previews
#233f5e text on a black background
contrast 1.94:1
Card sample
#233f5e text on a white background
contrast 10.80:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #233f5e;
Background color
Panel with #233f5e background
background-color: #233f5e;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #233f5e;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(35, 63, 94, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 63, 94, 0.45);
Border & gradient
Gradient panel
border: 3px solid #233f5e; background: linear-gradient(135deg, #233f5e, #2E235E);