#355bbc
a balanced, vivid blue · cool · closest name: royalblue
RGB
53, 91, 188
HSL
223°, 56%, 47%
CMYK
72, 52, 0, 26
Luminance
0.1187
Every format
| HEX | #355bbc |
| RGB | rgb(53, 91, 188) |
| HSL | hsl(223, 56%, 47%) |
| CMYK | cmyk(72%, 52%, 0%, 26%) |
| LAB | lab(41.0 20.1 -55.1) |
| LCH | lch(41.0 58.6 290.1) |
| OKLCH | oklch(0.499 0.159 265.0) |
Copy-ready code
/* CSS */
color: #355bbc;
background-color: #355bbc;
/* Tailwind (arbitrary) */
class="text-[#355bbc] bg-[#355bbc]"
/* SCSS */
$brand: #355bbc;
/* SwiftUI */
Color(red: 0.208, green: 0.357, blue: 0.737)
/* Android */
Color.parseColor("#355bbc")Accessibility — WCAG contrast
Aa
#355bbc on white: 6.22:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#355bbc on black: 3.37:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.8%
Green35.7%
Blue73.7%
CMYK percentages
Cyan71.8%
Magenta51.6%
Yellow0.0%
Key (black)26.3%
Color previews
#355bbc text on a black background
contrast 3.37:1
Card sample
#355bbc text on a white background
contrast 6.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #355bbc;
Background color
Panel with #355bbc background
background-color: #355bbc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #355bbc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(53, 91, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(53, 91, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #355bbc; background: linear-gradient(135deg, #355bbc, #6935BC);