#397cf2
a balanced, electric blue · cool · closest name: royalblue
RGB
57, 124, 242
HSL
218°, 88%, 59%
CMYK
76, 49, 0, 5
Luminance
0.2170
Every format
| HEX | #397cf2 |
| RGB | rgb(57, 124, 242) |
| HSL | hsl(218, 88%, 59%) |
| CMYK | cmyk(76%, 49%, 0%, 5%) |
| LAB | lab(53.7 19.6 -65.3) |
| LCH | lch(53.7 68.2 286.7) |
| OKLCH | oklch(0.607 0.190 260.8) |
Copy-ready code
/* CSS */
color: #397cf2;
background-color: #397cf2;
/* Tailwind (arbitrary) */
class="text-[#397cf2] bg-[#397cf2]"
/* SCSS */
$brand: #397cf2;
/* SwiftUI */
Color(red: 0.224, green: 0.486, blue: 0.949)
/* Android */
Color.parseColor("#397cf2")Accessibility — WCAG contrast
Aa
#397cf2 on white: 3.93:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397cf2 on black: 5.34:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green48.6%
Blue94.9%
CMYK percentages
Cyan76.4%
Magenta48.8%
Yellow0.0%
Key (black)5.1%
Color previews
#397cf2 text on a black background
contrast 5.34:1
Card sample
#397cf2 text on a white background
contrast 3.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397cf2;
Background color
Panel with #397cf2 background
background-color: #397cf2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397cf2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 124, 242, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 124, 242, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397cf2; background: linear-gradient(135deg, #397cf2, #7139F2);