#397bfc
a balanced, electric blue · cool · closest name: royalblue
RGB
57, 123, 252
HSL
220°, 97%, 61%
CMYK
77, 51, 0, 1
Luminance
0.2206
Every format
| HEX | #397bfc |
| RGB | rgb(57, 123, 252) |
| HSL | hsl(220, 97%, 61%) |
| CMYK | cmyk(77%, 51%, 0%, 1%) |
| LAB | lab(54.1 23.8 -70.2) |
| LCH | lch(54.1 74.2 288.8) |
| OKLCH | oklch(0.612 0.204 262.0) |
Copy-ready code
/* CSS */
color: #397bfc;
background-color: #397bfc;
/* Tailwind (arbitrary) */
class="text-[#397bfc] bg-[#397bfc]"
/* SCSS */
$brand: #397bfc;
/* SwiftUI */
Color(red: 0.224, green: 0.482, blue: 0.988)
/* Android */
Color.parseColor("#397bfc")Accessibility — WCAG contrast
Aa
#397bfc on white: 3.88:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397bfc on black: 5.41:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green48.2%
Blue98.8%
CMYK percentages
Cyan77.4%
Magenta51.2%
Yellow0.0%
Key (black)1.2%
Color previews
#397bfc text on a black background
contrast 5.41:1
Card sample
#397bfc text on a white background
contrast 3.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397bfc;
Background color
Panel with #397bfc background
background-color: #397bfc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397bfc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 123, 252, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 123, 252, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397bfc; background: linear-gradient(135deg, #397bfc, #7939FC);