#123740
a deep, vivid cyan · cool · closest name: darkslategray
RGB
18, 55, 64
HSL
192°, 56%, 16%
CMYK
72, 14, 0, 75
Luminance
0.0323
Every format
| HEX | #123740 |
| RGB | rgb(18, 55, 64) |
| HSL | hsl(192, 56%, 16%) |
| CMYK | cmyk(72%, 14%, 0%, 75%) |
| LAB | lab(20.9 -9.8 -9.5) |
| LCH | lch(20.9 13.6 224.3) |
| OKLCH | oklch(0.315 0.044 216.6) |
Copy-ready code
/* CSS */
color: #123740;
background-color: #123740;
/* Tailwind (arbitrary) */
class="text-[#123740] bg-[#123740]"
/* SCSS */
$brand: #123740;
/* SwiftUI */
Color(red: 0.071, green: 0.216, blue: 0.251)
/* Android */
Color.parseColor("#123740")Accessibility — WCAG contrast
Aa
#123740 on white: 12.76:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#123740 on black: 1.65:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green21.6%
Blue25.1%
CMYK percentages
Cyan71.9%
Magenta14.1%
Yellow0.0%
Key (black)74.9%
Color previews
#123740 text on a black background
contrast 1.65:1
Card sample
#123740 text on a white background
contrast 12.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #123740;
Background color
Panel with #123740 background
background-color: #123740;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #123740;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 55, 64, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 55, 64, 0.45);
Border & gradient
Gradient panel
border: 3px solid #123740; background: linear-gradient(135deg, #123740, #121840);