#1237f8
a balanced, electric blue · warm · closest name: blue
RGB
18, 55, 248
HSL
230°, 94%, 52%
CMYK
93, 78, 0, 3
Luminance
0.0964
Every format
| HEX | #1237f8 |
| RGB | rgb(18, 55, 248) |
| HSL | hsl(230, 94%, 52%) |
| CMYK | cmyk(93%, 78%, 0%, 3%) |
| LAB | lab(37.2 60.8 -95.8) |
| LCH | lch(37.2 113.5 302.4) |
| OKLCH | oklch(0.484 0.279 265.2) |
Copy-ready code
/* CSS */
color: #1237f8;
background-color: #1237f8;
/* Tailwind (arbitrary) */
class="text-[#1237f8] bg-[#1237f8]"
/* SCSS */
$brand: #1237f8;
/* SwiftUI */
Color(red: 0.071, green: 0.216, blue: 0.973)
/* Android */
Color.parseColor("#1237f8")Accessibility — WCAG contrast
Aa
#1237f8 on white: 7.17:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1237f8 on black: 2.93:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green21.6%
Blue97.3%
CMYK percentages
Cyan92.7%
Magenta77.8%
Yellow0.0%
Key (black)2.7%
Color previews
#1237f8 text on a black background
contrast 2.93:1
Card sample
#1237f8 text on a white background
contrast 7.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1237f8;
Background color
Panel with #1237f8 background
background-color: #1237f8;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1237f8;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 55, 248, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 55, 248, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1237f8; background: linear-gradient(135deg, #1237f8, #8612F8);