#577bbc
a balanced, soft blue · cool · closest name: steelblue
RGB
87, 123, 188
HSL
219°, 43%, 54%
CMYK
54, 35, 0, 26
Luminance
0.1982
Every format
| HEX | #577bbc |
| RGB | rgb(87, 123, 188) |
| HSL | hsl(219, 43%, 54%) |
| CMYK | cmyk(54%, 35%, 0%, 26%) |
| LAB | lab(51.6 6.3 -38.0) |
| LCH | lch(51.6 38.5 279.4) |
| OKLCH | oklch(0.585 0.108 261.6) |
Copy-ready code
/* CSS */
color: #577bbc;
background-color: #577bbc;
/* Tailwind (arbitrary) */
class="text-[#577bbc] bg-[#577bbc]"
/* SCSS */
$brand: #577bbc;
/* SwiftUI */
Color(red: 0.341, green: 0.482, blue: 0.737)
/* Android */
Color.parseColor("#577bbc")Accessibility — WCAG contrast
Aa
#577bbc on white: 4.23:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#577bbc on black: 4.96:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green48.2%
Blue73.7%
CMYK percentages
Cyan53.7%
Magenta34.6%
Yellow0.0%
Key (black)26.3%
Color previews
#577bbc text on a black background
contrast 4.96:1
Card sample
#577bbc text on a white background
contrast 4.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #577bbc;
Background color
Panel with #577bbc background
background-color: #577bbc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #577bbc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 123, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 123, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #577bbc; background: linear-gradient(135deg, #577bbc, #7657BC);