PHP code example of philiprehberger / php-color

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

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

    

philiprehberger / php-color example snippets

use PhilipRehberger\Color\Color;

$color = Color::hex('#ff6347');       // From hex
$color = Color::rgb(255, 99, 71);    // From RGB
$color = Color::hsl(9, 100, 64);     // From HSL
$color = Color::named('tomato');      // From CSS name
$color = Color::random();            // Random color

$color = Color::hex('#ff6347');

$color->toHex();    // '#ff6347'
$color->toRgb();    // 'rgb(255, 99, 71)'
$color->toHsl();    // 'hsl(9, 100%, 63.9%)'
$color->toArray();  // ['r' => 255, 'g' => 99, 'b' => 71, 'alpha' => 1.0]

$color = Color::hex('#3366cc');

$color->lighten(20);        // Lighten by 20%
$color->darken(10);         // Darken by 10%
$color->saturate(15);       // Increase saturation by 15%
$color->desaturate(15);     // Decrease saturation by 15%
$color->invert();           // Invert the color
$color->grayscale();        // Convert to grayscale

$red = Color::hex('#ff0000');
$blue = Color::hex('#0000ff');
$red->mix($blue, 0.5);     // Mix two colors

$red = Color::hex('#ff0000');
$blue = Color::hex('#0000ff');

$red->blend($blue, 'multiply');   // Multiply blend
$red->blend($blue, 'screen');     // Screen blend
$red->blend($blue, 'overlay');    // Overlay blend
$red->blend($blue, 'darken');     // Darken blend
$red->blend($blue, 'lighten');    // Lighten blend

$color = Color::hex('#3366cc');

$color->isLight();  // false
$color->isDark();   // true

$red = Color::hex('#ff0000');
$blue = Color::hex('#0000ff');
$red->distance($blue);  // CIE76 Delta E perceptual distance

$text = Color::hex('#333333');
$bg = Color::hex('#ffffff');

$text->contrastRatio($bg);    // 12.63
$text->meetsWcagAA($bg);      // true (>= 4.5:1)
$text->meetsWcagAAA($bg);     // true (>= 7:1)

// Also accepts hex strings directly
$text->contrastRatio('#ffffff');

use PhilipRehberger\Color\Palette;

$color = Color::hex('#ff6347');

Palette::complementary($color);        // [original, complement]
Palette::analogous($color);            // [left, original, right]
Palette::triadic($color);              // [original, +120deg, +240deg]
Palette::splitComplementary($color);   // [original, +150deg, +210deg]
Palette::tetradic($color);             // [original, +90deg, +180deg, +270deg]
Palette::shades($color, 5);            // 5 progressively darker shades
Palette::tints($color, 5);             // 5 progressively lighter tints

$black = Color::hex('#000000');
$white = Color::hex('#ffffff');

Palette::gradient($black, $white, 5);          // 5-step RGB gradient
Palette::gradient($black, $white, 5, 'hsl');   // 5-step HSL gradient

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