#045df5
a balanced, electric blue · cool · closest name: royalblue
RGB
4, 93, 245
HSL
218°, 97%, 49%
CMYK
98, 62, 0, 4
Luminance
0.1445
Every format
| HEX | #045df5 |
| RGB | rgb(4, 93, 245) |
| HSL | hsl(218, 97%, 49%) |
| CMYK | cmyk(98%, 62%, 0%, 4%) |
| LAB | lab(44.9 37.2 -81.4) |
| LCH | lch(44.9 89.5 294.6) |
| OKLCH | oklch(0.538 0.239 261.6) |
Copy-ready code
/* CSS */
color: #045df5;
background-color: #045df5;
/* Tailwind (arbitrary) */
class="text-[#045df5] bg-[#045df5]"
/* SCSS */
$brand: #045df5;
/* SwiftUI */
Color(red: 0.016, green: 0.365, blue: 0.961)
/* Android */
Color.parseColor("#045df5")Accessibility — WCAG contrast
Aa
#045df5 on white: 5.40:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#045df5 on black: 3.89:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green36.5%
Blue96.1%
CMYK percentages
Cyan98.4%
Magenta62.0%
Yellow0.0%
Key (black)3.9%
Color previews
#045df5 text on a black background
contrast 3.89:1
Card sample
#045df5 text on a white background
contrast 5.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #045df5;
Background color
Panel with #045df5 background
background-color: #045df5;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #045df5;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 93, 245, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 93, 245, 0.45);
Border & gradient
Gradient panel
border: 3px solid #045df5; background: linear-gradient(135deg, #045df5, #4B04F5);