#355eb7
a balanced, vivid blue · cool · closest name: royalblue
RGB
53, 94, 183
HSL
221°, 55%, 46%
CMYK
71, 49, 0, 28
Luminance
0.1218
Every format
| HEX | #355eb7 |
| RGB | rgb(53, 94, 183) |
| HSL | hsl(221, 55%, 46%) |
| CMYK | cmyk(71%, 49%, 0%, 28%) |
| LAB | lab(41.5 16.3 -51.4) |
| LCH | lch(41.5 53.9 287.6) |
| OKLCH | oklch(0.501 0.148 263.4) |
Copy-ready code
/* CSS */
color: #355eb7;
background-color: #355eb7;
/* Tailwind (arbitrary) */
class="text-[#355eb7] bg-[#355eb7]"
/* SCSS */
$brand: #355eb7;
/* SwiftUI */
Color(red: 0.208, green: 0.369, blue: 0.718)
/* Android */
Color.parseColor("#355eb7")Accessibility — WCAG contrast
Aa
#355eb7 on white: 6.11:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#355eb7 on black: 3.44:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.8%
Green36.9%
Blue71.8%
CMYK percentages
Cyan71.0%
Magenta48.6%
Yellow0.0%
Key (black)28.2%
Color previews
#355eb7 text on a black background
contrast 3.44:1
Card sample
#355eb7 text on a white background
contrast 6.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #355eb7;
Background color
Panel with #355eb7 background
background-color: #355eb7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #355eb7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(53, 94, 183, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(53, 94, 183, 0.45);
Border & gradient
Gradient panel
border: 3px solid #355eb7; background: linear-gradient(135deg, #355eb7, #6335B7);