#1237c3
a dark, electric blue · warm · closest name: navy
RGB
18, 55, 195
HSL
228°, 83%, 42%
CMYK
91, 72, 0, 24
Luminance
0.0680
Every format
| HEX | #1237c3 |
| RGB | rgb(18, 55, 195) |
| HSL | hsl(228, 83%, 42%) |
| CMYK | cmyk(91%, 72%, 0%, 24%) |
| LAB | lab(31.4 43.0 -75.0) |
| LCH | lch(31.4 86.5 299.8) |
| OKLCH | oklch(0.425 0.218 265.1) |
Copy-ready code
/* CSS */
color: #1237c3;
background-color: #1237c3;
/* Tailwind (arbitrary) */
class="text-[#1237c3] bg-[#1237c3]"
/* SCSS */
$brand: #1237c3;
/* SwiftUI */
Color(red: 0.071, green: 0.216, blue: 0.765)
/* Android */
Color.parseColor("#1237c3")Accessibility — WCAG contrast
Aa
#1237c3 on white: 8.90:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1237c3 on black: 2.36:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green21.6%
Blue76.5%
CMYK percentages
Cyan90.8%
Magenta71.8%
Yellow0.0%
Key (black)23.5%
Color previews
#1237c3 text on a black background
contrast 2.36:1
Card sample
#1237c3 text on a white background
contrast 8.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1237c3;
Background color
Panel with #1237c3 background
background-color: #1237c3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1237c3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 55, 195, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 55, 195, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1237c3; background: linear-gradient(135deg, #1237c3, #6312C3);