#558df9
a light, electric blue · cool · closest name: dodgerblue
RGB
85, 141, 249
HSL
220°, 93%, 66%
CMYK
66, 43, 0, 2
Luminance
0.2782
Every format
| HEX | #558df9 |
| RGB | rgb(85, 141, 249) |
| HSL | hsl(220, 93%, 66%) |
| CMYK | cmyk(66%, 43%, 0%, 2%) |
| LAB | lab(59.7 15.4 -59.5) |
| LCH | lch(59.7 61.4 284.5) |
| OKLCH | oklch(0.658 0.172 262.1) |
Copy-ready code
/* CSS */
color: #558df9;
background-color: #558df9;
/* Tailwind (arbitrary) */
class="text-[#558df9] bg-[#558df9]"
/* SCSS */
$brand: #558df9;
/* SwiftUI */
Color(red: 0.333, green: 0.553, blue: 0.976)
/* Android */
Color.parseColor("#558df9")Accessibility — WCAG contrast
Aa
#558df9 on white: 3.20:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#558df9 on black: 6.56:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red33.3%
Green55.3%
Blue97.6%
CMYK percentages
Cyan65.9%
Magenta43.4%
Yellow0.0%
Key (black)2.4%
Color previews
#558df9 text on a black background
contrast 6.56:1
Card sample
#558df9 text on a white background
contrast 3.20:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #558df9;
Background color
Panel with #558df9 background
background-color: #558df9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #558df9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(85, 141, 249, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(85, 141, 249, 0.45);
Border & gradient
Gradient panel
border: 3px solid #558df9; background: linear-gradient(135deg, #558df9, #8A55F9);