#123798
a dark, electric blue · cool · closest name: midnightblue
RGB
18, 55, 152
HSL
223°, 79%, 33%
CMYK
88, 64, 0, 40
Luminance
0.0513
Every format
| HEX | #123798 |
| RGB | rgb(18, 55, 152) |
| HSL | hsl(223, 79%, 33%) |
| CMYK | cmyk(88%, 64%, 0%, 40%) |
| LAB | lab(27.1 26.6 -56.3) |
| LCH | lch(27.1 62.3 295.3) |
| OKLCH | oklch(0.382 0.164 264.0) |
Copy-ready code
/* CSS */
color: #123798;
background-color: #123798;
/* Tailwind (arbitrary) */
class="text-[#123798] bg-[#123798]"
/* SCSS */
$brand: #123798;
/* SwiftUI */
Color(red: 0.071, green: 0.216, blue: 0.596)
/* Android */
Color.parseColor("#123798")Accessibility — WCAG contrast
Aa
#123798 on white: 10.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#123798 on black: 2.03:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green21.6%
Blue59.6%
CMYK percentages
Cyan88.2%
Magenta63.8%
Yellow0.0%
Key (black)40.4%
Color previews
#123798 text on a black background
contrast 2.03:1
Card sample
#123798 text on a white background
contrast 10.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #123798;
Background color
Panel with #123798 background
background-color: #123798;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #123798;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 55, 152, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 55, 152, 0.45);
Border & gradient
Gradient panel
border: 3px solid #123798; background: linear-gradient(135deg, #123798, #461298);