#358fdf
a balanced, vivid blue · cool · closest name: steelblue
RGB
53, 143, 223
HSL
208°, 73%, 54%
CMYK
76, 36, 0, 13
Luminance
0.2573
Every format
| HEX | #358fdf |
| RGB | rgb(53, 143, 223) |
| HSL | hsl(208, 73%, 54%) |
| CMYK | cmyk(76%, 36%, 0%, 13%) |
| LAB | lab(57.8 0.7 -48.2) |
| LCH | lch(57.8 48.2 270.8) |
| OKLCH | oklch(0.635 0.147 249.2) |
Copy-ready code
/* CSS */
color: #358fdf;
background-color: #358fdf;
/* Tailwind (arbitrary) */
class="text-[#358fdf] bg-[#358fdf]"
/* SCSS */
$brand: #358fdf;
/* SwiftUI */
Color(red: 0.208, green: 0.561, blue: 0.875)
/* Android */
Color.parseColor("#358fdf")Accessibility — WCAG contrast
Aa
#358fdf on white: 3.42:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#358fdf on black: 6.15:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.8%
Green56.1%
Blue87.5%
CMYK percentages
Cyan76.2%
Magenta35.9%
Yellow0.0%
Key (black)12.5%
Color previews
#358fdf text on a black background
contrast 6.15:1
Card sample
#358fdf text on a white background
contrast 3.42:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #358fdf;
Background color
Panel with #358fdf background
background-color: #358fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #358fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(53, 143, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(53, 143, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #358fdf; background: linear-gradient(135deg, #358fdf, #4C35DF);