#045dbb
a dark, electric blue · cool · closest name: royalblue
RGB
4, 93, 187
HSL
211°, 96%, 38%
CMYK
98, 50, 0, 27
Luminance
0.1144
Every format
| HEX | #045dbb |
| RGB | rgb(4, 93, 187) |
| HSL | hsl(211, 96%, 38%) |
| CMYK | cmyk(98%, 50%, 0%, 27%) |
| LAB | lab(40.3 14.4 -55.7) |
| LCH | lch(40.3 57.5 284.5) |
| OKLCH | oklch(0.490 0.166 256.1) |
Copy-ready code
/* CSS */
color: #045dbb;
background-color: #045dbb;
/* Tailwind (arbitrary) */
class="text-[#045dbb] bg-[#045dbb]"
/* SCSS */
$brand: #045dbb;
/* SwiftUI */
Color(red: 0.016, green: 0.365, blue: 0.733)
/* Android */
Color.parseColor("#045dbb")Accessibility — WCAG contrast
Aa
#045dbb on white: 6.39:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#045dbb on black: 3.29:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green36.5%
Blue73.3%
CMYK percentages
Cyan97.9%
Magenta50.3%
Yellow0.0%
Key (black)26.7%
Color previews
#045dbb text on a black background
contrast 3.29:1
Card sample
#045dbb text on a white background
contrast 6.39:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #045dbb;
Background color
Panel with #045dbb background
background-color: #045dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #045dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 93, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 93, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #045dbb; background: linear-gradient(135deg, #045dbb, #2504BB);