#397fac
a dark, vivid blue · cool · closest name: steelblue
RGB
57, 127, 172
HSL
204°, 50%, 45%
CMYK
67, 26, 0, 33
Luminance
0.1903
Every format
| HEX | #397fac |
| RGB | rgb(57, 127, 172) |
| HSL | hsl(204, 50%, 45%) |
| CMYK | cmyk(67%, 26%, 0%, 33%) |
| LAB | lab(50.7 -7.4 -30.3) |
| LCH | lch(50.7 31.2 256.3) |
| OKLCH | oklch(0.572 0.099 239.9) |
Copy-ready code
/* CSS */
color: #397fac;
background-color: #397fac;
/* Tailwind (arbitrary) */
class="text-[#397fac] bg-[#397fac]"
/* SCSS */
$brand: #397fac;
/* SwiftUI */
Color(red: 0.224, green: 0.498, blue: 0.675)
/* Android */
Color.parseColor("#397fac")Accessibility — WCAG contrast
Aa
#397fac on white: 4.37:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397fac on black: 4.81:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green49.8%
Blue67.5%
CMYK percentages
Cyan66.9%
Magenta26.2%
Yellow0.0%
Key (black)32.5%
Color previews
#397fac text on a black background
contrast 4.81:1
Card sample
#397fac text on a white background
contrast 4.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397fac;
Background color
Panel with #397fac background
background-color: #397fac;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397fac;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 127, 172, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 127, 172, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397fac; background: linear-gradient(135deg, #397fac, #4039AC);