#233b3b
a deep, soft cyan · cool · closest name: darkslategray
RGB
35, 59, 59
HSL
180°, 26%, 18%
CMYK
41, 0, 0, 77
Luminance
0.0380
Every format
| HEX | #233b3b |
| RGB | rgb(35, 59, 59) |
| HSL | hsl(180, 26%, 18%) |
| CMYK | cmyk(41%, 0%, 0%, 77%) |
| LAB | lab(23.0 -9.3 -3.0) |
| LCH | lch(23.0 9.8 197.7) |
| OKLCH | oklch(0.333 0.030 195.8) |
Copy-ready code
/* CSS */
color: #233b3b;
background-color: #233b3b;
/* Tailwind (arbitrary) */
class="text-[#233b3b] bg-[#233b3b]"
/* SCSS */
$brand: #233b3b;
/* SwiftUI */
Color(red: 0.137, green: 0.231, blue: 0.231)
/* Android */
Color.parseColor("#233b3b")Accessibility — WCAG contrast
Aa
#233b3b on white: 11.93:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#233b3b on black: 1.76:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.7%
Green23.1%
Blue23.1%
CMYK percentages
Cyan40.7%
Magenta0.0%
Yellow0.0%
Key (black)76.9%
Color previews
#233b3b text on a black background
contrast 1.76:1
Card sample
#233b3b text on a white background
contrast 11.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #233b3b;
Background color
Panel with #233b3b background
background-color: #233b3b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #233b3b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(35, 59, 59, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 59, 59, 0.45);
Border & gradient
Gradient panel
border: 3px solid #233b3b; background: linear-gradient(135deg, #233b3b, #232B3B);