#397ccf
a balanced, vivid blue · cool · closest name: dodgerblue
RGB
57, 124, 207
HSL
213°, 61%, 52%
CMYK
73, 40, 0, 19
Luminance
0.1979
Every format
| HEX | #397ccf |
| RGB | rgb(57, 124, 207) |
| HSL | hsl(213, 61%, 52%) |
| CMYK | cmyk(73%, 40%, 0%, 19%) |
| LAB | lab(51.6 6.8 -49.0) |
| LCH | lch(51.6 49.5 277.9) |
| OKLCH | oklch(0.584 0.145 255.3) |
Copy-ready code
/* CSS */
color: #397ccf;
background-color: #397ccf;
/* Tailwind (arbitrary) */
class="text-[#397ccf] bg-[#397ccf]"
/* SCSS */
$brand: #397ccf;
/* SwiftUI */
Color(red: 0.224, green: 0.486, blue: 0.812)
/* Android */
Color.parseColor("#397ccf")Accessibility — WCAG contrast
Aa
#397ccf on white: 4.24:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397ccf on black: 4.96:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green48.6%
Blue81.2%
CMYK percentages
Cyan72.5%
Magenta40.1%
Yellow0.0%
Key (black)18.8%
Color previews
#397ccf text on a black background
contrast 4.96:1
Card sample
#397ccf text on a white background
contrast 4.24:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397ccf;
Background color
Panel with #397ccf background
background-color: #397ccf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397ccf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 124, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 124, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397ccf; background: linear-gradient(135deg, #397ccf, #5A39CF);