PHP code example of spatie / color

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

spatie / color example snippets

$named = Named::fromString('peru'); // case-insensitive

echo $named->red(); // 205
echo $named->green(); // 133
echo $named->blue(); // 63

echo $named->toHex(); // #cd853f

$rgb = Rgb::fromString('rgb(55,155,255)');

echo $rgb->red(); // 55
echo $rgb->green(); // 155
echo $rgb->blue(); // 255

echo $rgb; // rgb(55,155,255)

$rgba = $rgb->toRgba(); // `Spatie\Color\Rgba`
$rgba->alpha(); // 1
echo $rgba; // rgba(55,155,255,1)

$hex = $rgb->toHex(); // `Spatie\Color\Hex`
$rgba->alpha(); // ff
echo $hex; // #379bff

$cmyk = $rgb->toCmyk(); // `Spatie\Color\Cmyk`
echo $cmyk; // cmyk(78,39,0,0)

$hsl = $rgb->toHsl(); // `Spatie\Color\Hsl`
echo $hsl; // hsl(210,100%,100%)

$hsb = $rgb->toHsb(); // `Spatie\Color\Hsb`
echo $hsb; // hsl(210,78.4%,100%)

$lab = $rgb->toCIELab();
echo $lab; // CIELab(62.91,5.34,-57.73)

$xyz = $rgb->toXyz();
echo $xyz; // xyz(31.3469,31.4749,99.0308)

$hex2 = Hex::fromString('#2d78c8');

$ratio = Contrast::ratio(Hex::fromString('#f0fff0'), Hex::fromString('#191970')); 
echo $ratio; // 15.0

$cie76_distance = Distance::CIE76($rgb, $hex2);
$cie76_distance = Distance::CIE76('rgba(55,155,255,1)', '#2d78c8'); // Outputs the same thing, Factory is built-in to all comparison functions
echo $cie76_distance; // 55.89468042667388

$cie94_distance = Distance::CIE94($rgb, $hex2);
echo $cie94_distance; // 13.49091942790753

$cie94_textiles_distance = Distance::CIE94($rgb, $hex2, 1); // Third parameter optionally sets the application type (0 = Graphic Arts [Default], 1 = Textiles)
echo $cie94_textiles_distance; // 7.0926538068477

$ciede2000_distance = Distance::CIEDE2000($rgb, $hex2);
echo $ciede2000_distance; // 12.711957696300898

Named::fromString('blue');
Hex::fromString('#000000');
Rgba::fromString('rgba(255, 255, 255, 1)');
Hsla::fromString('hsla(360, 100%, 100%, 1)');

Hex::fromString('#ff0000')->red(); // 'ff'
Rgb::fromString('rgb(255, 0, 0)')->red(); // 255

Hex::fromString('#00ff00')->green(); // 'ff'
Rgb::fromString('rgb(0, 255, 0)')->green(); // 255

Hex::fromString('#0000ff')->blue(); // 'ff'
Rgb::fromString('rgb(0, 0, 255)')->blue(); // 255

Rgb::fromString('rgb(0, 0, 255)')->toCmyk();
// `Cmyk` instance; 'cmyk(100,100,0,0)'

Rgb::fromString('rgb(0, 0, 255)')->toHex();
// `Hex` instance; '#0000ff'

Rgb::fromString('rgb(0, 0, 255)')->toHsb();
// `Hsl` instance; 'hsb(240, 100%, 100%)'

Rgb::fromString('rgb(0, 0, 255)')->toHsl();
// `Hsl` instance; 'hsl(240, 100%, 50%)'

Rgba::fromString('rgba(0, 0, 255, .5)')->toHsl();
// `Hsl` instance; 'hsl(240, 100%, 50%)'

Rgb::fromString('rgb(0, 0, 255)')->toHsla();
// `Hsla` instance; 'hsla(240, 100%, 50%, 1.0)'

Rgb::fromString('rgb(0, 0, 255)')->toHsla(.5);
// `Hsla` instance; 'hsla(240, 100%, 50%, 0.5)'

Hex::fromString('#0000ff')->toRgb();
// `Rgb` instance; 'rgb(0, 0, 255)'

Rgba::fromString('rgb(0, 0, 255, .5)')->toRgb();
// `Rgb` instance; 'rgb(0, 0, 255)'

Rgb::fromString('rgb(0, 0, 255)')->toRgba();
// `Rgba` instance; 'rgba(0, 0, 255, 1)'

Rgba::fromString('rgb(0, 0, 255)')->toRgba(.5);
// `Rgba` instance; 'rgba(0, 0, 255, .5)'

(string) Rgb::fromString('rgb(0, 0, 255)'); // 'rgb(0,0,255)'
(string) Rgba::fromString('rgb(0, 0, 255, .5)'); // 'rgb(0,0,255,0.5)'
(string) Hex::fromString('#0000ff'); // '#0000ff'
(string) Hsl::fromString('hsl(240, 100%, 50%)'); // 'hsl(240, 100%, 50%)'
(string) Hsla::fromString('hsla(240, 100%, 50%, 1.0)'); // 'hsla(240, 100%, 50%, 1.0)'

Factory::fromString('rgb(0, 0, 255)'); // `Rgb` instance
Factory::fromString('blue'); // `Named` instance
Factory::fromString('#0000ff'); // `Hex` instance
Factory::fromString('hsl(240, 100%, 50%)'); // `Hsl` instance
Factory::fromString('Hello world!'); // `InvalidColorValue` exception