#1640ff
a balanced, electric blue · warm · closest name: blue
RGB
22, 64, 255
HSL
229°, 100%, 54%
CMYK
91, 75, 0, 0
Luminance
0.1106
Every format
| HEX | #1640ff |
| RGB | rgb(22, 64, 255) |
| HSL | hsl(229, 100%, 54%) |
| CMYK | cmyk(91%, 75%, 0%, 0%) |
| LAB | lab(39.7 58.5 -95.6) |
| LCH | lch(39.7 112.0 301.5) |
| OKLCH | oklch(0.504 0.278 265.2) |
Copy-ready code
/* CSS */
color: #1640ff;
background-color: #1640ff;
/* Tailwind (arbitrary) */
class="text-[#1640ff] bg-[#1640ff]"
/* SCSS */
$brand: #1640ff;
/* SwiftUI */
Color(red: 0.086, green: 0.251, blue: 1.000)
/* Android */
Color.parseColor("#1640ff")Accessibility — WCAG contrast
Aa
#1640ff on white: 6.54:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1640ff on black: 3.21:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.6%
Green25.1%
Blue100.0%
CMYK percentages
Cyan91.4%
Magenta74.9%
Yellow0.0%
Key (black)0.0%
Color previews
#1640ff text on a black background
contrast 3.21:1
Card sample
#1640ff text on a white background
contrast 6.54:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1640ff;
Background color
Panel with #1640ff background
background-color: #1640ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1640ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(22, 64, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(22, 64, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1640ff; background: linear-gradient(135deg, #1640ff, #8716FF);