#1237a1
a dark, electric blue · cool · closest name: midnightblue
RGB
18, 55, 161
HSL
225°, 80%, 35%
CMYK
89, 66, 0, 37
Luminance
0.0543
Every format
| HEX | #1237a1 |
| RGB | rgb(18, 55, 161) |
| HSL | hsl(225, 80%, 35%) |
| CMYK | cmyk(89%, 66%, 0%, 37%) |
| LAB | lab(27.9 30.2 -60.4) |
| LCH | lch(27.9 67.5 296.5) |
| OKLCH | oklch(0.390 0.176 264.4) |
Copy-ready code
/* CSS */
color: #1237a1;
background-color: #1237a1;
/* Tailwind (arbitrary) */
class="text-[#1237a1] bg-[#1237a1]"
/* SCSS */
$brand: #1237a1;
/* SwiftUI */
Color(red: 0.071, green: 0.216, blue: 0.631)
/* Android */
Color.parseColor("#1237a1")Accessibility — WCAG contrast
Aa
#1237a1 on white: 10.06:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1237a1 on black: 2.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green21.6%
Blue63.1%
CMYK percentages
Cyan88.8%
Magenta65.8%
Yellow0.0%
Key (black)36.9%
Color previews
#1237a1 text on a black background
contrast 2.09:1
Card sample
#1237a1 text on a white background
contrast 10.06:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1237a1;
Background color
Panel with #1237a1 background
background-color: #1237a1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1237a1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 55, 161, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 55, 161, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1237a1; background: linear-gradient(135deg, #1237a1, #4C12A1);