#183948
a deep, vivid cyan · cool · closest name: darkslategray
RGB
24, 57, 72
HSL
199°, 50%, 19%
CMYK
67, 21, 0, 72
Luminance
0.0359
Every format
| HEX | #183948 |
| RGB | rgb(24, 57, 72) |
| HSL | hsl(199, 50%, 19%) |
| CMYK | cmyk(67%, 21%, 0%, 72%) |
| LAB | lab(22.3 -6.7 -12.8) |
| LCH | lch(22.3 14.5 242.3) |
| OKLCH | oklch(0.327 0.047 230.1) |
Copy-ready code
/* CSS */
color: #183948;
background-color: #183948;
/* Tailwind (arbitrary) */
class="text-[#183948] bg-[#183948]"
/* SCSS */
$brand: #183948;
/* SwiftUI */
Color(red: 0.094, green: 0.224, blue: 0.282)
/* Android */
Color.parseColor("#183948")Accessibility — WCAG contrast
Aa
#183948 on white: 12.23:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#183948 on black: 1.72:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.4%
Green22.4%
Blue28.2%
CMYK percentages
Cyan66.7%
Magenta20.8%
Yellow0.0%
Key (black)71.8%
Color previews
#183948 text on a black background
contrast 1.72:1
Card sample
#183948 text on a white background
contrast 12.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #183948;
Background color
Panel with #183948 background
background-color: #183948;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #183948;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(24, 57, 72, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(24, 57, 72, 0.45);
Border & gradient
Gradient panel
border: 3px solid #183948; background: linear-gradient(135deg, #183948, #181948);