#042cba
a dark, electric blue · warm · closest name: navy
RGB
4, 44, 186
HSL
227°, 96%, 37%
CMYK
98, 76, 0, 27
Luminance
0.0537
Every format
| HEX | #042cba |
| RGB | rgb(4, 44, 186) |
| HSL | hsl(227, 96%, 37%) |
| CMYK | cmyk(98%, 76%, 0%, 27%) |
| LAB | lab(27.8 45.9 -75.7) |
| LCH | lch(27.8 88.5 301.2) |
| OKLCH | oklch(0.396 0.221 264.2) |
Copy-ready code
/* CSS */
color: #042cba;
background-color: #042cba;
/* Tailwind (arbitrary) */
class="text-[#042cba] bg-[#042cba]"
/* SCSS */
$brand: #042cba;
/* SwiftUI */
Color(red: 0.016, green: 0.173, blue: 0.729)
/* Android */
Color.parseColor("#042cba")Accessibility — WCAG contrast
Aa
#042cba on white: 10.12:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#042cba on black: 2.07:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green17.3%
Blue72.9%
CMYK percentages
Cyan97.8%
Magenta76.3%
Yellow0.0%
Key (black)27.1%
Color previews
#042cba text on a black background
contrast 2.07:1
Card sample
#042cba text on a white background
contrast 10.12:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #042cba;
Background color
Panel with #042cba background
background-color: #042cba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #042cba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 44, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 44, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #042cba; background: linear-gradient(135deg, #042cba, #5504BA);