#0397df
a dark, electric cyan · cool · closest name: steelblue
RGB
3, 151, 223
HSL
200°, 97%, 44%
CMYK
99, 32, 0, 13
Luminance
0.2748
Every format
| HEX | #0397df |
| RGB | rgb(3, 151, 223) |
| HSL | hsl(200, 97%, 44%) |
| CMYK | cmyk(99%, 32%, 0%, 13%) |
| LAB | lab(59.4 -7.2 -45.7) |
| LCH | lch(59.4 46.2 261.0) |
| OKLCH | oklch(0.646 0.149 240.7) |
Copy-ready code
/* CSS */
color: #0397df;
background-color: #0397df;
/* Tailwind (arbitrary) */
class="text-[#0397df] bg-[#0397df]"
/* SCSS */
$brand: #0397df;
/* SwiftUI */
Color(red: 0.012, green: 0.592, blue: 0.875)
/* Android */
Color.parseColor("#0397df")Accessibility — WCAG contrast
Aa
#0397df on white: 3.23:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#0397df on black: 6.50:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.2%
Green59.2%
Blue87.5%
CMYK percentages
Cyan98.7%
Magenta32.3%
Yellow0.0%
Key (black)12.5%
Color previews
#0397df text on a black background
contrast 6.50:1
Card sample
#0397df text on a white background
contrast 3.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0397df;
Background color
Panel with #0397df background
background-color: #0397df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0397df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(3, 151, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(3, 151, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0397df; background: linear-gradient(135deg, #0397df, #0305DF);