#397bed
a balanced, electric blue · cool · closest name: royalblue
RGB
57, 123, 237
HSL
218°, 83%, 58%
CMYK
76, 48, 0, 7
Luminance
0.2115
Every format
| HEX | #397bed |
| RGB | rgb(57, 123, 237) |
| HSL | hsl(218, 83%, 58%) |
| CMYK | cmyk(76%, 48%, 0%, 7%) |
| LAB | lab(53.1 18.4 -63.5) |
| LCH | lch(53.1 66.1 286.1) |
| OKLCH | oklch(0.602 0.185 260.5) |
Copy-ready code
/* CSS */
color: #397bed;
background-color: #397bed;
/* Tailwind (arbitrary) */
class="text-[#397bed] bg-[#397bed]"
/* SCSS */
$brand: #397bed;
/* SwiftUI */
Color(red: 0.224, green: 0.482, blue: 0.929)
/* Android */
Color.parseColor("#397bed")Accessibility — WCAG contrast
Aa
#397bed on white: 4.02:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397bed on black: 5.23:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green48.2%
Blue92.9%
CMYK percentages
Cyan75.9%
Magenta48.1%
Yellow0.0%
Key (black)7.1%
Color previews
#397bed text on a black background
contrast 5.23:1
Card sample
#397bed text on a white background
contrast 4.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397bed;
Background color
Panel with #397bed background
background-color: #397bed;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397bed;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 123, 237, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 123, 237, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397bed; background: linear-gradient(135deg, #397bed, #6F39ED);