#045cd4
a dark, electric blue · cool · closest name: royalblue
RGB
4, 92, 212
HSL
215°, 96%, 42%
CMYK
98, 57, 0, 17
Luminance
0.1243
Every format
| HEX | #045cd4 |
| RGB | rgb(4, 92, 212) |
| HSL | hsl(215, 96%, 42%) |
| CMYK | cmyk(98%, 57%, 0%, 17%) |
| LAB | lab(41.9 25.1 -67.6) |
| LCH | lch(41.9 72.1 290.4) |
| OKLCH | oklch(0.508 0.199 259.5) |
Copy-ready code
/* CSS */
color: #045cd4;
background-color: #045cd4;
/* Tailwind (arbitrary) */
class="text-[#045cd4] bg-[#045cd4]"
/* SCSS */
$brand: #045cd4;
/* SwiftUI */
Color(red: 0.016, green: 0.361, blue: 0.831)
/* Android */
Color.parseColor("#045cd4")Accessibility — WCAG contrast
Aa
#045cd4 on white: 6.02:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#045cd4 on black: 3.49:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green36.1%
Blue83.1%
CMYK percentages
Cyan98.1%
Magenta56.6%
Yellow0.0%
Key (black)16.9%
Color previews
#045cd4 text on a black background
contrast 3.49:1
Card sample
#045cd4 text on a white background
contrast 6.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #045cd4;
Background color
Panel with #045cd4 background
background-color: #045cd4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #045cd4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 92, 212, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 92, 212, 0.45);
Border & gradient
Gradient panel
border: 3px solid #045cd4; background: linear-gradient(135deg, #045cd4, #3704D4);