#397fdf
a balanced, vivid blue · cool · closest name: dodgerblue
RGB
57, 127, 223
HSL
215°, 72%, 55%
CMYK
74, 43, 0, 13
Luminance
0.2138
Every format
| HEX | #397fdf |
| RGB | rgb(57, 127, 223) |
| HSL | hsl(215, 72%, 55%) |
| CMYK | cmyk(74%, 43%, 0%, 13%) |
| LAB | lab(53.4 10.8 -55.3) |
| LCH | lch(53.4 56.3 281.0) |
| OKLCH | oklch(0.601 0.162 257.2) |
Copy-ready code
/* CSS */
color: #397fdf;
background-color: #397fdf;
/* Tailwind (arbitrary) */
class="text-[#397fdf] bg-[#397fdf]"
/* SCSS */
$brand: #397fdf;
/* SwiftUI */
Color(red: 0.224, green: 0.498, blue: 0.875)
/* Android */
Color.parseColor("#397fdf")Accessibility — WCAG contrast
Aa
#397fdf on white: 3.98:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397fdf on black: 5.28:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green49.8%
Blue87.5%
CMYK percentages
Cyan74.4%
Magenta43.0%
Yellow0.0%
Key (black)12.5%
Color previews
#397fdf text on a black background
contrast 5.28:1
Card sample
#397fdf text on a white background
contrast 3.98:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397fdf;
Background color
Panel with #397fdf background
background-color: #397fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 127, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 127, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397fdf; background: linear-gradient(135deg, #397fdf, #6239DF);