#355fdf
a balanced, vivid blue · warm · closest name: royalblue
RGB
53, 95, 223
HSL
225°, 73%, 54%
CMYK
76, 57, 0, 13
Luminance
0.1427
Every format
| HEX | #355fdf |
| RGB | rgb(53, 95, 223) |
| HSL | hsl(225, 73%, 54%) |
| CMYK | cmyk(76%, 57%, 0%, 13%) |
| LAB | lab(44.6 30.4 -69.4) |
| LCH | lch(44.6 75.8 293.7) |
| OKLCH | oklch(0.534 0.201 265.9) |
Copy-ready code
/* CSS */
color: #355fdf;
background-color: #355fdf;
/* Tailwind (arbitrary) */
class="text-[#355fdf] bg-[#355fdf]"
/* SCSS */
$brand: #355fdf;
/* SwiftUI */
Color(red: 0.208, green: 0.373, blue: 0.875)
/* Android */
Color.parseColor("#355fdf")Accessibility — WCAG contrast
Aa
#355fdf on white: 5.45:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#355fdf on black: 3.85:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.8%
Green37.3%
Blue87.5%
CMYK percentages
Cyan76.2%
Magenta57.4%
Yellow0.0%
Key (black)12.5%
Color previews
#355fdf text on a black background
contrast 3.85:1
Card sample
#355fdf text on a white background
contrast 5.45:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #355fdf;
Background color
Panel with #355fdf background
background-color: #355fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #355fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(53, 95, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(53, 95, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #355fdf; background: linear-gradient(135deg, #355fdf, #7C35DF);