#1237db
a balanced, electric blue · warm · closest name: navy
RGB
18, 55, 219
HSL
229°, 85%, 47%
CMYK
92, 75, 0, 14
Luminance
0.0798
Every format
| HEX | #1237db |
| RGB | rgb(18, 55, 219) |
| HSL | hsl(229, 85%, 47%) |
| CMYK | cmyk(92%, 75%, 0%, 14%) |
| LAB | lab(33.9 51.3 -84.7) |
| LCH | lch(33.9 99.0 301.2) |
| OKLCH | oklch(0.451 0.246 265.2) |
Copy-ready code
/* CSS */
color: #1237db;
background-color: #1237db;
/* Tailwind (arbitrary) */
class="text-[#1237db] bg-[#1237db]"
/* SCSS */
$brand: #1237db;
/* SwiftUI */
Color(red: 0.071, green: 0.216, blue: 0.859)
/* Android */
Color.parseColor("#1237db")Accessibility — WCAG contrast
Aa
#1237db on white: 8.09:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1237db on black: 2.60:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green21.6%
Blue85.9%
CMYK percentages
Cyan91.8%
Magenta74.9%
Yellow0.0%
Key (black)14.1%
Color previews
#1237db text on a black background
contrast 2.60:1
Card sample
#1237db text on a white background
contrast 8.09:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1237db;
Background color
Panel with #1237db background
background-color: #1237db;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1237db;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 55, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 55, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1237db; background: linear-gradient(135deg, #1237db, #7312DB);