#1237ba
a dark, electric blue · warm · closest name: navy
RGB
18, 55, 186
HSL
227°, 82%, 40%
CMYK
90, 70, 0, 27
Luminance
0.0641
Every format
| HEX | #1237ba |
| RGB | rgb(18, 55, 186) |
| HSL | hsl(227, 82%, 40%) |
| CMYK | cmyk(90%, 70%, 0%, 27%) |
| LAB | lab(30.4 39.7 -71.3) |
| LCH | lch(30.4 81.6 299.1) |
| OKLCH | oklch(0.416 0.207 265.0) |
Copy-ready code
/* CSS */
color: #1237ba;
background-color: #1237ba;
/* Tailwind (arbitrary) */
class="text-[#1237ba] bg-[#1237ba]"
/* SCSS */
$brand: #1237ba;
/* SwiftUI */
Color(red: 0.071, green: 0.216, blue: 0.729)
/* Android */
Color.parseColor("#1237ba")Accessibility — WCAG contrast
Aa
#1237ba on white: 9.21:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1237ba on black: 2.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green21.6%
Blue72.9%
CMYK percentages
Cyan90.3%
Magenta70.4%
Yellow0.0%
Key (black)27.1%
Color previews
#1237ba text on a black background
contrast 2.28:1
Card sample
#1237ba text on a white background
contrast 9.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1237ba;
Background color
Panel with #1237ba background
background-color: #1237ba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1237ba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 55, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 55, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1237ba; background: linear-gradient(135deg, #1237ba, #5D12BA);