#577eb7
a balanced, soft blue · cool · closest name: steelblue
RGB
87, 126, 183
HSL
216°, 40%, 53%
CMYK
53, 31, 0, 28
Luminance
0.2037
Every format
| HEX | #577eb7 |
| RGB | rgb(87, 126, 183) |
| HSL | hsl(216, 40%, 53%) |
| CMYK | cmyk(53%, 31%, 0%, 28%) |
| LAB | lab(52.3 2.9 -34.2) |
| LCH | lch(52.3 34.3 274.8) |
| OKLCH | oklch(0.589 0.098 257.8) |
Copy-ready code
/* CSS */
color: #577eb7;
background-color: #577eb7;
/* Tailwind (arbitrary) */
class="text-[#577eb7] bg-[#577eb7]"
/* SCSS */
$brand: #577eb7;
/* SwiftUI */
Color(red: 0.341, green: 0.494, blue: 0.718)
/* Android */
Color.parseColor("#577eb7")Accessibility — WCAG contrast
Aa
#577eb7 on white: 4.14:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#577eb7 on black: 5.07:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green49.4%
Blue71.8%
CMYK percentages
Cyan52.5%
Magenta31.1%
Yellow0.0%
Key (black)28.2%
Color previews
#577eb7 text on a black background
contrast 5.07:1
Card sample
#577eb7 text on a white background
contrast 4.14:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #577eb7;
Background color
Panel with #577eb7 background
background-color: #577eb7;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #577eb7;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 126, 183, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 126, 183, 0.45);
Border & gradient
Gradient panel
border: 3px solid #577eb7; background: linear-gradient(135deg, #577eb7, #7057B7);