#397dfe
a balanced, electric blue · cool · closest name: royalblue
RGB
57, 125, 254
HSL
219°, 99%, 61%
CMYK
78, 51, 0, 0
Luminance
0.2269
Every format
| HEX | #397dfe |
| RGB | rgb(57, 125, 254) |
| HSL | hsl(219, 99%, 61%) |
| CMYK | cmyk(78%, 51%, 0%, 0%) |
| LAB | lab(54.8 23.3 -70.3) |
| LCH | lch(54.8 74.0 288.4) |
| OKLCH | oklch(0.618 0.204 261.6) |
Copy-ready code
/* CSS */
color: #397dfe;
background-color: #397dfe;
/* Tailwind (arbitrary) */
class="text-[#397dfe] bg-[#397dfe]"
/* SCSS */
$brand: #397dfe;
/* SwiftUI */
Color(red: 0.224, green: 0.490, blue: 0.996)
/* Android */
Color.parseColor("#397dfe")Accessibility — WCAG contrast
Aa
#397dfe on white: 3.79:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397dfe on black: 5.54:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green49.0%
Blue99.6%
CMYK percentages
Cyan77.6%
Magenta50.8%
Yellow0.0%
Key (black)0.4%
Color previews
#397dfe text on a black background
contrast 5.54:1
Card sample
#397dfe text on a white background
contrast 3.79:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397dfe;
Background color
Panel with #397dfe background
background-color: #397dfe;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397dfe;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 125, 254, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 125, 254, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397dfe; background: linear-gradient(135deg, #397dfe, #7839FE);