https://cinekyara.co.jp/wp/wp-content/themes/DEVGretchen/js/jquery.color.js?ver=1.0

1/*
2 * jQuery Color Animations
3 * Copyright 2007 John Resig
4 * Released under the MIT and GPL licenses.
5 */
6
7(function(jQuery){
8
9	// We override the animation for all of these color styles
10	jQuery.each(['backgroundColor', 'borderBottomColor', 'borderLeftColor', 'borderRightColor', 'borderTopColor', 'color', 'outlineColor'], function(i,attr){
11		jQuery.fx.step[attr] = function(fx){
12			if ( fx.state == 0 ) {
13				fx.start = getColor( fx.elem, attr );
14				fx.end = getRGB( fx.end );
15			}
16
17			fx.elem.style[attr] = "rgb(" + [
18				Math.max(Math.min( parseInt((fx.pos * (fx.end[0] - fx.start[0])) + fx.start[0]), 255), 0),
19				Math.max(Math.min( parseInt((fx.pos * (fx.end[1] - fx.start[1])) + fx.start[1]), 255), 0),
20				Math.max(Math.min( parseInt((fx.pos * (fx.end[2] - fx.start[2])) + fx.start[2]), 255), 0)
21			].join(",") + ")";
22		}
23	});
24
25	// Color Conversion functions from highlightFade
26	// By Blair Mitchelmore
27	// http://jquery.offput.ca/highlightFade/
28
29	// Parse strings looking for color tuples [255,255,255]
30	function getRGB(color) {
31		var result;
32
33		// Check if we're already dealing with an array of colors
34		if ( color && color.constructor == Array && color.length == 3 )
35			return color;
36
37		// Look for rgb(num,num,num)
38		if (result = /rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(color))
39			return [parseInt(result[1]), parseInt(result[2]), parseInt(result[3])];
40
41		// Look for rgb(num%,num%,num%)
42		if (result = /rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(color))
43			return [parseFloat(result[1])*2.55, parseFloat(result[2])*2.55, parseFloat(result[3])*2.55];
44
45		// Look for #a0b1c2
46		if (result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(color))
47			return [parseInt(result[1],16), parseInt(result[2],16), parseInt(result[3],16)];
48
49		// Look for #fff
50		if (result = /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(color))
51			return [parseInt(result[1]+result[1],16), parseInt(result[2]+result[2],16), parseInt(result[3]+result[3],16)];
52
53		// Otherwise, we're most likely dealing with a named color
54		return colors[jQuery.trim(color).toLowerCase()];
55	}
56	
57	function getColor(elem, attr) {
58		var color;
59
60		do {
61			color = jQuery.curCSS(elem, attr);
62
63			// Keep going until we find an element that has color, or we hit the body
64			if ( color != '' && color != 'transparent' || jQuery.nodeName(elem, "body") )
65				break; 
66
67			attr = "backgroundColor";
68		} while ( elem = elem.parentNode );
69
70		return getRGB(color);
71	};
72	
73	// Some named colors to work with
74	// From Interface by Stefan Petre
75	// http://interface.eyecon.ro/
76
77	var colors = {
78		aqua:[0,255,255],
79		azure:[240,255,255],
80		beige:[245,245,220],
81		black:[0,0,0],
82		blue:[0,0,255],
83		brown:[165,42,42],
84		cyan:[0,255,255],
85		darkblue:[0,0,139],
86		darkcyan:[0,139,139],
87		darkgrey:[169,169,169],
88		darkgreen:[0,100,0],
89		darkkhaki:[189,183,107],
90		darkmagenta:[139,0,139],
91		darkolivegreen:[85,107,47],
92		darkorange:[255,140,0],
93		darkorchid:[153,50,204],
94		darkred:[139,0,0],
95		darksalmon:[233,150,122],
96		darkviolet:[148,0,211],
97		fuchsia:[255,0,255],
98		gold:[255,215,0],
99		green:[0,128,0],
100		indigo:[75,0,130],
101		khaki:[240,230,140],
102		lightblue:[173,216,230],
103		lightcyan:[224,255,255],
104		lightgreen:[144,238,144],
105		lightgrey:[211,211,211],
106		lightpink:[255,182,193],
107		lightyellow:[255,255,224],
108		lime:[0,255,0],
109		magenta:[255,0,255],
110		maroon:[128,0,0],
111		navy:[0,0,128],
112		olive:[128,128,0],
113		orange:[255,165,0],
114		pink:[255,192,203],
115		purple:[128,0,128],
116		violet:[128,0,128],
117		red:[255,0,0],
118		silver:[192,192,192],
119		white:[255,255,255],
120		yellow:[255,255,0]
121	};
122	
123})(jQuery);