#1233ff
a balanced, electric blue · warm · closest name: blue
RGB
18, 51, 255
HSL
232°, 100%, 54%
CMYK
93, 80, 0, 0
Luminance
0.0972
Every format
| HEX | #1233ff |
| RGB | rgb(18, 51, 255) |
| HSL | hsl(232, 100%, 54%) |
| CMYK | cmyk(93%, 80%, 0%, 0%) |
| LAB | lab(37.3 64.9 -99.5) |
| LCH | lch(37.3 118.8 303.1) |
| OKLCH | oklch(0.487 0.289 265.2) |
Copy-ready code
/* CSS */
color: #1233ff;
background-color: #1233ff;
/* Tailwind (arbitrary) */
class="text-[#1233ff] bg-[#1233ff]"
/* SCSS */
$brand: #1233ff;
/* SwiftUI */
Color(red: 0.071, green: 0.200, blue: 1.000)
/* Android */
Color.parseColor("#1233ff")Accessibility — WCAG contrast
Aa
#1233ff on white: 7.13:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1233ff on black: 2.94:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green20.0%
Blue100.0%
CMYK percentages
Cyan92.9%
Magenta80.0%
Yellow0.0%
Key (black)0.0%
Color previews
#1233ff text on a black background
contrast 2.94:1
Card sample
#1233ff text on a white background
contrast 7.13:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1233ff;
Background color
Panel with #1233ff background
background-color: #1233ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1233ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 51, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 51, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1233ff; background: linear-gradient(135deg, #1233ff, #8F12FF);