#5599df
a balanced, vivid blue · cool · closest name: steelblue
RGB
85, 153, 223
HSL
210°, 68%, 60%
CMYK
62, 31, 0, 13
Luminance
0.3004
Every format
| HEX | #5599df |
| RGB | rgb(85, 153, 223) |
| HSL | hsl(210, 68%, 60%) |
| CMYK | cmyk(62%, 31%, 0%, 13%) |
| LAB | lab(61.7 -0.4 -42.0) |
| LCH | lch(61.7 42.0 269.5) |
| OKLCH | oklch(0.669 0.126 250.8) |
Copy-ready code
/* CSS */
color: #5599df;
background-color: #5599df;
/* Tailwind (arbitrary) */
class="text-[#5599df] bg-[#5599df]"
/* SCSS */
$brand: #5599df;
/* SwiftUI */
Color(red: 0.333, green: 0.600, blue: 0.875)
/* Android */
Color.parseColor("#5599df")Accessibility — WCAG contrast
Aa
#5599df on white: 3.00:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#5599df on black: 7.01:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red33.3%
Green60.0%
Blue87.5%
CMYK percentages
Cyan61.9%
Magenta31.4%
Yellow0.0%
Key (black)12.5%
Color previews
#5599df text on a black background
contrast 7.01:1
Card sample
#5599df text on a white background
contrast 3.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #5599df;
Background color
Panel with #5599df background
background-color: #5599df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #5599df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(85, 153, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(85, 153, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5599df; background: linear-gradient(135deg, #5599df, #6D55DF);