#0372df
a dark, electric blue · cool · closest name: royalblue
RGB
3, 114, 223
HSL
210°, 97%, 44%
CMYK
99, 49, 0, 13
Luminance
0.1738
Every format
| HEX | #0372df |
| RGB | rgb(3, 114, 223) |
| HSL | hsl(210, 97%, 44%) |
| CMYK | cmyk(99%, 49%, 0%, 13%) |
| LAB | lab(48.7 15.2 -62.7) |
| LCH | lch(48.7 64.6 283.6) |
| OKLCH | oklch(0.562 0.187 255.5) |
Copy-ready code
/* CSS */
color: #0372df;
background-color: #0372df;
/* Tailwind (arbitrary) */
class="text-[#0372df] bg-[#0372df]"
/* SCSS */
$brand: #0372df;
/* SwiftUI */
Color(red: 0.012, green: 0.447, blue: 0.875)
/* Android */
Color.parseColor("#0372df")Accessibility — WCAG contrast
Aa
#0372df on white: 4.69:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#0372df on black: 4.48:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.2%
Green44.7%
Blue87.5%
CMYK percentages
Cyan98.7%
Magenta48.9%
Yellow0.0%
Key (black)12.5%
Color previews
#0372df text on a black background
contrast 4.48:1
Card sample
#0372df text on a white background
contrast 4.69:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0372df;
Background color
Panel with #0372df background
background-color: #0372df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0372df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(3, 114, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(3, 114, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0372df; background: linear-gradient(135deg, #0372df, #2703DF);