#233f3f
a deep, soft cyan · cool · closest name: darkslategray
RGB
35, 63, 63
HSL
180°, 29%, 19%
CMYK
44, 0, 0, 75
Luminance
0.0427
Every format
| HEX | #233f3f |
| RGB | rgb(35, 63, 63) |
| HSL | hsl(180, 29%, 19%) |
| CMYK | cmyk(44%, 0%, 0%, 75%) |
| LAB | lab(24.6 -10.6 -3.3) |
| LCH | lch(24.6 11.1 197.6) |
| OKLCH | oklch(0.346 0.034 195.7) |
Copy-ready code
/* CSS */
color: #233f3f;
background-color: #233f3f;
/* Tailwind (arbitrary) */
class="text-[#233f3f] bg-[#233f3f]"
/* SCSS */
$brand: #233f3f;
/* SwiftUI */
Color(red: 0.137, green: 0.247, blue: 0.247)
/* Android */
Color.parseColor("#233f3f")Accessibility — WCAG contrast
Aa
#233f3f on white: 11.33:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#233f3f on black: 1.85:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red13.7%
Green24.7%
Blue24.7%
CMYK percentages
Cyan44.4%
Magenta0.0%
Yellow0.0%
Key (black)75.3%
Color previews
#233f3f text on a black background
contrast 1.85:1
Card sample
#233f3f text on a white background
contrast 11.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #233f3f;
Background color
Panel with #233f3f background
background-color: #233f3f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #233f3f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(35, 63, 63, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(35, 63, 63, 0.45);
Border & gradient
Gradient panel
border: 3px solid #233f3f; background: linear-gradient(135deg, #233f3f, #232C3F);