#557bdf
a balanced, vivid blue · cool · closest name: dodgerblue
RGB
85, 123, 223
HSL
224°, 68%, 60%
CMYK
62, 45, 0, 13
Luminance
0.2142
Every format
| HEX | #557bdf |
| RGB | rgb(85, 123, 223) |
| HSL | hsl(224, 68%, 60%) |
| CMYK | cmyk(62%, 45%, 0%, 13%) |
| LAB | lab(53.4 17.5 -55.1) |
| LCH | lch(53.4 57.8 287.6) |
| OKLCH | oklch(0.605 0.158 266.2) |
Copy-ready code
/* CSS */
color: #557bdf;
background-color: #557bdf;
/* Tailwind (arbitrary) */
class="text-[#557bdf] bg-[#557bdf]"
/* SCSS */
$brand: #557bdf;
/* SwiftUI */
Color(red: 0.333, green: 0.482, blue: 0.875)
/* Android */
Color.parseColor("#557bdf")Accessibility — WCAG contrast
Aa
#557bdf on white: 3.97:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#557bdf on black: 5.28:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red33.3%
Green48.2%
Blue87.5%
CMYK percentages
Cyan61.9%
Magenta44.8%
Yellow0.0%
Key (black)12.5%
Color previews
#557bdf text on a black background
contrast 5.28:1
Card sample
#557bdf text on a white background
contrast 3.97:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #557bdf;
Background color
Panel with #557bdf background
background-color: #557bdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #557bdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(85, 123, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(85, 123, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #557bdf; background: linear-gradient(135deg, #557bdf, #8B55DF);