#359fdf
a balanced, vivid blue · cool · closest name: steelblue
RGB
53, 159, 223
HSL
203°, 73%, 54%
CMYK
76, 29, 0, 13
Luminance
0.3088
Every format
| HEX | #359fdf |
| RGB | rgb(53, 159, 223) |
| HSL | hsl(203, 73%, 54%) |
| CMYK | cmyk(76%, 29%, 0%, 13%) |
| LAB | lab(62.4 -8.5 -40.9) |
| LCH | lch(62.4 41.8 258.2) |
| OKLCH | oklch(0.672 0.134 240.1) |
Copy-ready code
/* CSS */
color: #359fdf;
background-color: #359fdf;
/* Tailwind (arbitrary) */
class="text-[#359fdf] bg-[#359fdf]"
/* SCSS */
$brand: #359fdf;
/* SwiftUI */
Color(red: 0.208, green: 0.624, blue: 0.875)
/* Android */
Color.parseColor("#359fdf")Accessibility — WCAG contrast
Aa
#359fdf on white: 2.93:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#359fdf on black: 7.18:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.8%
Green62.4%
Blue87.5%
CMYK percentages
Cyan76.2%
Magenta28.7%
Yellow0.0%
Key (black)12.5%
Color previews
#359fdf text on a black background
contrast 7.18:1
Card sample
#359fdf text on a white background
contrast 2.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #359fdf;
Background color
Panel with #359fdf background
background-color: #359fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #359fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(53, 159, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(53, 159, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #359fdf; background: linear-gradient(135deg, #359fdf, #3C35DF);