#397baf
a balanced, vivid blue · cool · closest name: steelblue
RGB
57, 123, 175
HSL
206°, 51%, 46%
CMYK
67, 30, 0, 31
Luminance
0.1813
Every format
| HEX | #397baf |
| RGB | rgb(57, 123, 175) |
| HSL | hsl(206, 51%, 46%) |
| CMYK | cmyk(67%, 30%, 0%, 31%) |
| LAB | lab(49.6 -4.0 -33.7) |
| LCH | lch(49.6 34.0 263.2) |
| OKLCH | oklch(0.564 0.105 245.1) |
Copy-ready code
/* CSS */
color: #397baf;
background-color: #397baf;
/* Tailwind (arbitrary) */
class="text-[#397baf] bg-[#397baf]"
/* SCSS */
$brand: #397baf;
/* SwiftUI */
Color(red: 0.224, green: 0.482, blue: 0.686)
/* Android */
Color.parseColor("#397baf")Accessibility — WCAG contrast
Aa
#397baf on white: 4.54:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#397baf on black: 4.63:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green48.2%
Blue68.6%
CMYK percentages
Cyan67.4%
Magenta29.7%
Yellow0.0%
Key (black)31.4%
Color previews
#397baf text on a black background
contrast 4.63:1
Card sample
#397baf text on a white background
contrast 4.54:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397baf;
Background color
Panel with #397baf background
background-color: #397baf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397baf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 123, 175, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 123, 175, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397baf; background: linear-gradient(135deg, #397baf, #4639AF);