#397eee
a balanced, electric blue · cool · closest name: dodgerblue
RGB
57, 126, 238
HSL
217°, 84%, 58%
CMYK
76, 47, 0, 7
Luminance
0.2196
Every format
| HEX | #397eee |
| RGB | rgb(57, 126, 238) |
| HSL | hsl(217, 84%, 58%) |
| CMYK | cmyk(76%, 47%, 0%, 7%) |
| LAB | lab(54.0 16.9 -62.6) |
| LCH | lch(54.0 64.9 285.1) |
| OKLCH | oklch(0.609 0.183 259.7) |
Copy-ready code
/* CSS */
color: #397eee;
background-color: #397eee;
/* Tailwind (arbitrary) */
class="text-[#397eee] bg-[#397eee]"
/* SCSS */
$brand: #397eee;
/* SwiftUI */
Color(red: 0.224, green: 0.494, blue: 0.933)
/* Android */
Color.parseColor("#397eee")Accessibility — WCAG contrast
Aa
#397eee on white: 3.89:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397eee on black: 5.39:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green49.4%
Blue93.3%
CMYK percentages
Cyan76.1%
Magenta47.1%
Yellow0.0%
Key (black)6.7%
Color previews
#397eee text on a black background
contrast 5.39:1
Card sample
#397eee text on a white background
contrast 3.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397eee;
Background color
Panel with #397eee background
background-color: #397eee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397eee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 126, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 126, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397eee; background: linear-gradient(135deg, #397eee, #6C39EE);