This tool helps you to generate beautiful blurry background images that you can use in any project. It doesn't use CSS3 gradients, but a rather unique approach. It takes a stock image, extracts a very small area (sample area) and scales it up to 100%. The browser's image smoothing algorithm takes care of the rest.
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You can then use the image as an inline, base64 encoded image in any HTML element's background, just click Generate CSS button at the bottom of the app. Select source images from the gallery or use yours, the possibilities are endless.
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Goodies
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Use your keyboard: arrow keys help to navigate precisely while the esc key hides the whole UI, and R randomizes the settings.
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Save HTTP requests, serve the background instantly, provide unique designs.
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Use your own images
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Share your design via URLs
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Credits
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This tool was dreamed, developed, directed, executive produced by Tibor Szász. The images used in the project are all public domain stock images. Sources can be found in the image titles. Technologies used: Semantic UI, Dat.GUI, SASS, ES6, Pen and paper.
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98 | CSS Code
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Copy and paste the code below to any CSS rule you would like to have this as a background.
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Image size: - bytes
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113 | Close dialog
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123 | Get the URL to your design
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Terribly sorry
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Only designs created from the stock library can be shared this way :/
this.__max&&(a=this.__max);void 0!==this.__step&&0!=a%this.__step&&(a=Math.round(a/this.__step)*this.__step);return e.superclass.prototype.setValue.call(this,a)},min:function(a){this.__min=a;return this},max:function(a){this.__max=a;return this},step:function(a){this.__impliedStep=this.__step=a;this.__precision=d(a);return this}});return e}(dat.controllers.Controller,dat.utils.common);
29 | dat.controllers.NumberControllerBox=function(f,a,d){var e=function(c,b,f){function q(){var a=parseFloat(n.__input.value);d.isNaN(a)||n.setValue(a)}function l(a){var b=u-a.clientY;n.setValue(n.getValue()+b*n.__impliedStep);u=a.clientY}function r(){a.unbind(window,"mousemove",l);a.unbind(window,"mouseup",r)}this.__truncationSuspended=!1;e.superclass.call(this,c,b,f);var n=this,u;this.__input=document.createElement("input");this.__input.setAttribute("type","text");a.bind(this.__input,"change",q);a.bind(this.__input,
30 | "blur",function(){q();n.__onFinishChange&&n.__onFinishChange.call(n,n.getValue())});a.bind(this.__input,"mousedown",function(b){a.bind(window,"mousemove",l);a.bind(window,"mouseup",r);u=b.clientY});a.bind(this.__input,"keydown",function(a){13===a.keyCode&&(n.__truncationSuspended=!0,this.blur(),n.__truncationSuspended=!1)});this.updateDisplay();this.domElement.appendChild(this.__input)};e.superclass=f;d.extend(e.prototype,f.prototype,{updateDisplay:function(){var a=this.__input,b;if(this.__truncationSuspended)b=
31 | this.getValue();else{b=this.getValue();var d=Math.pow(10,this.__precision);b=Math.round(b*d)/d}a.value=b;return e.superclass.prototype.updateDisplay.call(this)}});return e}(dat.controllers.NumberController,dat.dom.dom,dat.utils.common);
32 | dat.controllers.NumberControllerSlider=function(f,a,d,e,c){function b(a,b,c,e,d){return e+(a-b)/(c-b)*(d-e)}var p=function(c,e,d,f,u){function A(c){c.preventDefault();var e=a.getOffset(k.__background),d=a.getWidth(k.__background);k.setValue(b(c.clientX,e.left,e.left+d,k.__min,k.__max));return!1}function g(){a.unbind(window,"mousemove",A);a.unbind(window,"mouseup",g);k.__onFinishChange&&k.__onFinishChange.call(k,k.getValue())}p.superclass.call(this,c,e,{min:d,max:f,step:u});var k=this;this.__background=
33 | document.createElement("div");this.__foreground=document.createElement("div");a.bind(this.__background,"mousedown",function(b){a.bind(window,"mousemove",A);a.bind(window,"mouseup",g);A(b)});a.addClass(this.__background,"slider");a.addClass(this.__foreground,"slider-fg");this.updateDisplay();this.__background.appendChild(this.__foreground);this.domElement.appendChild(this.__background)};p.superclass=f;p.useDefaultStyles=function(){d.inject(c)};e.extend(p.prototype,f.prototype,{updateDisplay:function(){var a=
34 | (this.getValue()-this.__min)/(this.__max-this.__min);this.__foreground.style.width=100*a+"%";return p.superclass.prototype.updateDisplay.call(this)}});return p}(dat.controllers.NumberController,dat.dom.dom,dat.utils.css,dat.utils.common,"/**\n * dat-gui JavaScript Controller Library\n * http://code.google.com/p/dat-gui\n *\n * Copyright 2011 Data Arts Team, Google Creative Lab\n *\n * Licensed under the Apache License, Version 2.0 (the \"License\");\n * you may not use this file except in compliance with the License.\n * You may obtain a copy of the License at\n *\n * http://www.apache.org/licenses/LICENSE-2.0\n */\n\n.slider {\n box-shadow: inset 0 2px 4px rgba(0,0,0,0.15);\n height: 1em;\n border-radius: 1em;\n background-color: #eee;\n padding: 0 0.5em;\n overflow: hidden;\n}\n\n.slider-fg {\n padding: 1px 0 2px 0;\n background-color: #aaa;\n height: 1em;\n margin-left: -0.5em;\n padding-right: 0.5em;\n border-radius: 1em 0 0 1em;\n}\n\n.slider-fg:after {\n display: inline-block;\n border-radius: 1em;\n background-color: #fff;\n border: 1px solid #aaa;\n content: '';\n float: right;\n margin-right: -1em;\n margin-top: -1px;\n height: 0.9em;\n width: 0.9em;\n}");
35 | dat.controllers.FunctionController=function(f,a,d){var e=function(c,b,d){e.superclass.call(this,c,b);var f=this;this.__button=document.createElement("div");this.__button.innerHTML=void 0===d?"Fire":d;a.bind(this.__button,"click",function(a){a.preventDefault();f.fire();return!1});a.addClass(this.__button,"button");this.domElement.appendChild(this.__button)};e.superclass=f;d.extend(e.prototype,f.prototype,{fire:function(){this.__onChange&&this.__onChange.call(this);this.getValue().call(this.object);
36 | this.__onFinishChange&&this.__onFinishChange.call(this,this.getValue())}});return e}(dat.controllers.Controller,dat.dom.dom,dat.utils.common);
37 | dat.controllers.BooleanController=function(f,a,d){var e=function(c,b){e.superclass.call(this,c,b);var d=this;this.__prev=this.getValue();this.__checkbox=document.createElement("input");this.__checkbox.setAttribute("type","checkbox");a.bind(this.__checkbox,"change",function(){d.setValue(!d.__prev)},!1);this.domElement.appendChild(this.__checkbox);this.updateDisplay()};e.superclass=f;d.extend(e.prototype,f.prototype,{setValue:function(a){a=e.superclass.prototype.setValue.call(this,a);this.__onFinishChange&&
38 | this.__onFinishChange.call(this,this.getValue());this.__prev=this.getValue();return a},updateDisplay:function(){!0===this.getValue()?(this.__checkbox.setAttribute("checked","checked"),this.__checkbox.checked=!0):this.__checkbox.checked=!1;return e.superclass.prototype.updateDisplay.call(this)}});return e}(dat.controllers.Controller,dat.dom.dom,dat.utils.common);
39 | dat.color.toString=function(f){return function(a){if(1==a.a||f.isUndefined(a.a)){for(a=a.hex.toString(16);6>a.length;)a="0"+a;return"#"+a}return"rgba("+Math.round(a.r)+","+Math.round(a.g)+","+Math.round(a.b)+","+a.a+")"}}(dat.utils.common);
40 | dat.color.interpret=function(f,a){var d,e,c=[{litmus:a.isString,conversions:{THREE_CHAR_HEX:{read:function(a){a=a.match(/^#([A-F0-9])([A-F0-9])([A-F0-9])$/i);return null===a?!1:{space:"HEX",hex:parseInt("0x"+a[1].toString()+a[1].toString()+a[2].toString()+a[2].toString()+a[3].toString()+a[3].toString())}},write:f},SIX_CHAR_HEX:{read:function(a){a=a.match(/^#([A-F0-9]{6})$/i);return null===a?!1:{space:"HEX",hex:parseInt("0x"+a[1].toString())}},write:f},CSS_RGB:{read:function(a){a=a.match(/^rgb\(\s*(.+)\s*,\s*(.+)\s*,\s*(.+)\s*\)/);
41 | return null===a?!1:{space:"RGB",r:parseFloat(a[1]),g:parseFloat(a[2]),b:parseFloat(a[3])}},write:f},CSS_RGBA:{read:function(a){a=a.match(/^rgba\(\s*(.+)\s*,\s*(.+)\s*,\s*(.+)\s*\,\s*(.+)\s*\)/);return null===a?!1:{space:"RGB",r:parseFloat(a[1]),g:parseFloat(a[2]),b:parseFloat(a[3]),a:parseFloat(a[4])}},write:f}}},{litmus:a.isNumber,conversions:{HEX:{read:function(a){return{space:"HEX",hex:a,conversionName:"HEX"}},write:function(a){return a.hex}}}},{litmus:a.isArray,conversions:{RGB_ARRAY:{read:function(a){return 3!=
42 | a.length?!1:{space:"RGB",r:a[0],g:a[1],b:a[2]}},write:function(a){return[a.r,a.g,a.b]}},RGBA_ARRAY:{read:function(a){return 4!=a.length?!1:{space:"RGB",r:a[0],g:a[1],b:a[2],a:a[3]}},write:function(a){return[a.r,a.g,a.b,a.a]}}}},{litmus:a.isObject,conversions:{RGBA_OBJ:{read:function(b){return a.isNumber(b.r)&&a.isNumber(b.g)&&a.isNumber(b.b)&&a.isNumber(b.a)?{space:"RGB",r:b.r,g:b.g,b:b.b,a:b.a}:!1},write:function(a){return{r:a.r,g:a.g,b:a.b,a:a.a}}},RGB_OBJ:{read:function(b){return a.isNumber(b.r)&&
43 | a.isNumber(b.g)&&a.isNumber(b.b)?{space:"RGB",r:b.r,g:b.g,b:b.b}:!1},write:function(a){return{r:a.r,g:a.g,b:a.b}}},HSVA_OBJ:{read:function(b){return a.isNumber(b.h)&&a.isNumber(b.s)&&a.isNumber(b.v)&&a.isNumber(b.a)?{space:"HSV",h:b.h,s:b.s,v:b.v,a:b.a}:!1},write:function(a){return{h:a.h,s:a.s,v:a.v,a:a.a}}},HSV_OBJ:{read:function(b){return a.isNumber(b.h)&&a.isNumber(b.s)&&a.isNumber(b.v)?{space:"HSV",h:b.h,s:b.s,v:b.v}:!1},write:function(a){return{h:a.h,s:a.s,v:a.v}}}}}];return function(){e=!1;
44 | var b=1\n\n Here\'s the new load parameter for your GUI\'s constructor:\n\n \n\n
\n\n Automatically save\n values to localStorage on exit.\n\n
The values saved to localStorage will\n override those passed to dat.GUI\'s constructor. This makes it\n easier to work incrementally, but localStorage is fragile,\n and your friends may not see the same values you do.\n \n