#397cc7
a balanced, vivid blue · cool · closest name: steelblue
RGB
57, 124, 199
HSL
212°, 56%, 50%
CMYK
71, 38, 0, 22
Luminance
0.1941
Every format
| HEX | #397cc7 |
| RGB | rgb(57, 124, 199) |
| HSL | hsl(212, 56%, 50%) |
| CMYK | cmyk(71%, 38%, 0%, 22%) |
| LAB | lab(51.2 3.9 -45.2) |
| LCH | lch(51.2 45.3 274.9) |
| OKLCH | oklch(0.580 0.134 253.3) |
Copy-ready code
/* CSS */
color: #397cc7;
background-color: #397cc7;
/* Tailwind (arbitrary) */
class="text-[#397cc7] bg-[#397cc7]"
/* SCSS */
$brand: #397cc7;
/* SwiftUI */
Color(red: 0.224, green: 0.486, blue: 0.780)
/* Android */
Color.parseColor("#397cc7")Accessibility — WCAG contrast
Aa
#397cc7 on white: 4.30:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397cc7 on black: 4.88:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green48.6%
Blue78.0%
CMYK percentages
Cyan71.4%
Magenta37.7%
Yellow0.0%
Key (black)22.0%
Color previews
#397cc7 text on a black background
contrast 4.88:1
Card sample
#397cc7 text on a white background
contrast 4.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397cc7;
Background color
Panel with #397cc7 background
background-color: #397cc7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397cc7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 124, 199, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 124, 199, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397cc7; background: linear-gradient(135deg, #397cc7, #5539C7);