#397abc
a balanced, vivid blue · cool · closest name: steelblue
RGB
57, 122, 188
HSL
210°, 54%, 48%
CMYK
70, 35, 0, 26
Luminance
0.1842
Every format
| HEX | #397abc |
| RGB | rgb(57, 122, 188) |
| HSL | hsl(210, 54%, 48%) |
| CMYK | cmyk(70%, 35%, 0%, 26%) |
| LAB | lab(50.0 1.2 -40.7) |
| LCH | lch(50.0 40.7 271.6) |
| OKLCH | oklch(0.569 0.122 251.1) |
Copy-ready code
/* CSS */
color: #397abc;
background-color: #397abc;
/* Tailwind (arbitrary) */
class="text-[#397abc] bg-[#397abc]"
/* SCSS */
$brand: #397abc;
/* SwiftUI */
Color(red: 0.224, green: 0.478, blue: 0.737)
/* Android */
Color.parseColor("#397abc")Accessibility — WCAG contrast
Aa
#397abc on white: 4.48:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#397abc on black: 4.68:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green47.8%
Blue73.7%
CMYK percentages
Cyan69.7%
Magenta35.1%
Yellow0.0%
Key (black)26.3%
Color previews
#397abc text on a black background
contrast 4.68:1
Card sample
#397abc text on a white background
contrast 4.48:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #397abc;
Background color
Panel with #397abc background
background-color: #397abc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #397abc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 122, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 122, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #397abc; background: linear-gradient(135deg, #397abc, #4F39BC);