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design.html
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design.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<link rel="stylesheet" href="./src/views/css/global.css" />
<style>
html {
height: 100%;
font-weight: bold;
}
body {
margin: 0;
height: 100%;
background-color: #ececec;
font: caption;
/* Default Operating System Font */
font-size: 100%;
}
*[contenteditable="true"] {
user-select: text;
cursor: text;
}
summary h2,
summary h3 {
display: inline-block;
}
/* Buttons */
button {
background-color: #ffffff;
background-position: 50% 50%;
background-repeat: no-repeat;
background-size: 90% 90%;
width: 2rem;
height: 1.2rem;
border: 1px solid #cccccc;
border-radius: 0.2rem;
}
/* Colors section */
#colors {
background: linear-gradient(90deg, #000 50%, #FFF 50%);
width: 100%;
text-align: center;
display: flex;
justify-content: center;
align-items: center;
position: relative;
}
#colors .text {
text-align: center;
font-size: 1.5rem;
padding: 10px 20px;
color: rgb(255, 255, 255);
mix-blend-mode: difference;
margin: 2rem 1.5rem 2rem 1.5rem;
border: 1px #333 dashed;
padding: 0 0.5rem;
}
#colors .color {
position: absolute;
top: 0.5rem;
font-style: italic;
}
#colors .foreground .color {
color: #FFF;
left: 0.5rem;
}
#colors .background .color {
color: #000;
right: 0.5rem;
}
#colors button {
position: absolute;
}
#colors button.picker {
background-image: url('./src/views/icons/picker-black.svg');
bottom: 0.5rem;
}
#colors button.switch {
background-image: url('../src/views/icons/switch.svg');
-webkit-transform: rotate(90deg);
-moz-transform: rotate(90deg);
-ms-transform: rotate(90deg);
-o-transform: rotate(90deg);
transform: rotate(90deg);
width: 1.2rem;
height: 2rem;
}
#colors .foreground button.picker {
left: 0.5rem;
}
#colors .background button.picker {
right: 0.5rem;
}
.columns {
display: flex;
align-items: center;
}
.columns>div {
flex: 1;
padding: 0.5rem;
}
.columns>div:nth-child(1) {
border-right: 1px solid #ccc;
}
/* free inputs */
#inputs>div>div {
display: flex;
align-items: center;
justify-content: center;
}
#inputs input {
width: 100%;
text-align: center;
}
#inputs button.help {
background-image: url('./src/views/icons/help-black.svg');
background-color: transparent;
background-position: 50% 50%;
background-repeat: no-repeat;
background-size: 90% 90%;
width: 2rem;
height: 1.2rem;
border: none;
}
/* Results section */
#results header {
background-color: #1B75BC;
padding: 0 0.5rem;
color: #FFF;
border-radius: 3px;
padding: 0.5rem 1rem;
margin: 0.5rem;
}
#contrast-ratio {
display: flex;
align-items: center;
justify-content: center;
}
#results h2 {
font-size: 0.8rem;
}
#contrast-ratio h3 {
font-size: 1rem;
}
#contrast-ratio-value {
font-size: 1.5rem;
margin-left: 1rem;
}
#contrast-ratio-value .smaller {
font-size: 1rem;
}
#results .wcag {
background: #333;
color: #FFF;
border-radius: 3px;
padding: 0.5rem 1rem;
margin: 0.5rem;
display: flex;
align-items: center;
justify-content: space-between;
}
#results .wcag h3 {
display: inline-block;
}
#results .wcag button.help {
background-image: url('./src/views/icons/help-white.svg');
background-color: transparent;
border: none;
float: right;
}
#results .contrast-level {
margin-left: 2.5rem;
display: flex;
justify-content: space-evenly;
}
#results .contrast-level>div {
flex-grow: 1;
width: 50%;
}
#results .contrast-level img {
height: 1.2rem;
width: 1.2rem;
margin-bottom: -0.2rem;
}
#result .wcag p {
padding: 0.5rem 0.5rem 0.5rem 2rem;
margin: 0;
}
#result .wcag p small {
background: #dadada;
color: #222;
padding: 0.1em 0.25em;
border: 1px #666 solid;
border-radius: 2px;
font-size: 0.75em;
}
/* Advanced inputs */
#advanced details {
margin: 0.5rem;
border-radius: 3px;
background: #EEE;
}
#advanced summary {
background: #1B75BC;
color: #FFF;
border-radius: 3px;
padding: 0.5rem 1rem;
}
#advanced details[open] summary {
background: #1B75BC;
}
#advanced .slider,
#advanced .slider {
display: grid;
grid-template-columns: 4rem 1fr 2.5rem;
margin-bottom: 1px;
}
#advanced .slider label,
#advanced .slider label {
font-size: 0.8em;
}
#advanced input[type=number],
#advanced input[type=number] {
width: 2.5rem;
text-align: center;
font-size: 0.8rem;
}
#advanced input[type=range],
#advanced input[type=range] {
margin: 0 0.5rem 0 0.5rem;
}
#advanced input[type=number]::-webkit-inner-spin-button,
#advanced input[type=number]::-webkit-outer-spin-button,
#advanced input[type=number]::-webkit-inner-spin-button,
#advanced input[type=number]::-webkit-outer-spin-button,
{
-webkit-appearance: none;
appearance: none;
margin: 0;
}
/* Tooltips*/
:root {
--tooltip-thingy-height: .5em;
}
.tooltip-container {
position: relative;
display: inline-block;
}
[role=tooltip] {
position: absolute;
top: 100%;
left: 50%;
-webkit-transform: translateX(-50%);
transform: translateX(-50%);
padding: .5em 1em;
border-radius: .25em;
color: #000;
background: #ececec;
/* min-width: -webkit-max-content;
min-width: -moz-max-content;
min-width: max-content;*/
min-width: 20rem;
max-width: 30rem;
box-shadow: 0 1px 2px #8c8c8c;
}
[role=tooltip]::before {
position: absolute;
bottom: 100%;
left: 50%;
-webkit-transform: translateX(-50%);
transform: translateX(-50%);
border: var(--tooltip-thingy-height) solid transparent;
border-bottom-color: #000000;
content: '';
}
[role=tooltip]::after {
position: absolute;
right: 0;
bottom: 100%;
left: 0;
display: block;
height: calc(var(--tooltip-thingy-height) * 2);
content: '';
}
</style>
</head>
<body>
<section id="colors">
<div class="foreground">
<div class="color">
#000000 (black)
</div>
<div class="text" contenteditable="true">example text showing contrast</div>
<button class="picker"></button>
</div>
<div class="background">
<div class="color">
#FFFFFF (white)
</div>
<div class="text" contenteditable="false">example text showing contrast</div>
<button class="picker"></button>
</div>
<button class="switch"></button>
</section>
<section id="inputs" class="columns">
<h2 class="sr-only">Free input</h2>
<div class="foreground">
<h3>Foreground</h3>
<div>
<input type="text" class="free-value" value="#000000" />
<button class="help"></button>
</div>
</div>
<div class="background">
<h3>Background</h3>
<div>
<input type="text" class="free-value" value="rgba(255,255,255,0)" />
<button class="help"></button>
</div>
</div>
</section>
<section id="results">
<header>
<h2>WCAG 2.1 results</h2>
<div id="contrast-ratio" aria-live="polite" aria-atomic="true">
<h3>Contrast ratio</h3>
<div id="contrast-ratio-value">21:1</div>
</div>
</header>
<div class="wcag">
<h3>1.4.3 Contrast (Minimum) (AA)</h3>
<div class="tooltip-container"><button class="help" aria-describedby="description"></button>
<p id="description" role="tooltip" hidden><small>Paraphrased<span class="sr-only">:</span></small> Text
(including images of text) has a contrast ratio of at least <strong>4.5:1</strong> for "regular"; sized text
and at least <strong>3:1</strong> for large scale text (at least <code>18pt</code> / <code>24px</code>, or
bold and at least <code>14pt</code> / <code>18.5px</code>), unless the text is purely decorative.</p>
</div>
</div>
<div id="contrast-level-1-4-3" class="contrast-level">
<div><img src="src/views/icons/pass.svg" alt=""> Pass (regular text)</div>
<div><img src="src/views/icons/pass.svg" alt=""> Pass (large text)</div>
</div>
<div class="wcag">
<h3>1.4.6 Contrast (Enhanced) (AAA)</h3>
<div class="tooltip-container"><button class="help" aria-describedby="description"></button>
<p id="description" role="tooltip" hidden><small>Paraphrased<span class="sr-only">:</span></small> Text (including images of text) has a contrast ratio
of at least <strong>7:1</strong> for "regular" sized text and at least <strong>4.5:1</strong> for large scale
text (at least <code>18pt</code> / <code>24px</code>, or bold and at least <code>14pt</code> /
<code>18.5px</code>), unless the text is purely decorative.</p>
</div>
</div>
<div id="contrast-level-1-4-6" class="contrast-level">
<div><img src="src/views/icons/pass.svg" alt=""> Pass (regular text)</div>
<div><img src="src/views/icons/pass.svg" alt=""> Pass (large text)</div>
</div>
<div class="wcag">
<h3>1.4.11 Non-text Contrast (AA)</h3>
<div class="tooltip-container"><button class="help" aria-describedby="description"></button>
<p id="description" role="tooltip" hidden><small>Paraphrased<span class="sr-only">:</span></small> The visual presentation of user interface components
(their states – including focus indication – and boundaries) and graphical objects has a contrast ratio of at
least <strong>3:1</strong> against adjacent colour(s).</p>
</div>
</div>
<div id="contrast-level-1-4-11" class="contrast-level">
<div><img src="src/views/icons/pass.svg" alt=""> Pass (UI components and graphical objects)</div>
</div>
</section>
<section id="advanced">
<details>
<summary><h2>Advanced</h2></summary>
<div class="columns">
<div class="foreground">
<div class="slider slider-rgb red">
<label>Red</label>
<input aria-label="Foreground red" type="range" min="0" max="255" value="0" />
<input aria-label="Foreground red" type="text" maxlength="3" />
</div>
<div class="slider slider-rgb green">
<label>Green</label>
<input aria-label="Foreground green" type="range" min="0" max="255" value="0" />
<input aria-label="Foreground green" type="text" maxlength="3" />
</div>
<div class="slider slider-rgb blue">
<label>Blue</label>
<input aria-label="Foreground blue" type="range" min="0" max="255" value="0" />
<input aria-label="Foreground blue" type="text" maxlength="3" />
</div>
<div class="slider slider-rgb alpha">
<label>Alpha</label>
<input aria-label="Foreground alpha" type="range" min="0" max="1" value="1" step="0.01" />
<input aria-label="Foreground alpha" type="text" min="0" max="1" step="0.0001" />
</div>
</div>
<div class="background">
<div class="slider slider-rgb red">
<label>Red</label>
<input aria-label="Foreground red" type="range" min="0" max="255" value="0" />
<input aria-label="Foreground red" type="text" maxlength="3" />
</div>
<div class="slider slider-rgb green">
<label>Green</label>
<input aria-label="Foreground green" type="range" min="0" max="255" value="0" />
<input aria-label="Foreground green" type="text" maxlength="3" />
</div>
<div class="slider slider-rgb blue">
<label>Blue</label>
<input aria-label="Foreground blue" type="range" min="0" max="255" value="0" />
<input aria-label="Foreground blue" type="text" maxlength="3" />
</div>
</div>
</div>
</details>
</section>
<script id="rendered-js">
class Tooltip {
constructor(element) {
this.element = element
this.button = element.querySelector('button')
this.tooltip = element.querySelector('[role=tooltip]')
this.globalEscapeBound = this.globalEscape.bind(this)
this.bindEvents()
}
bindEvents() {
this.element.addEventListener('mouseenter', this.open.bind(this))
this.button.addEventListener('focus', this.open.bind(this))
this.element.addEventListener('mouseleave', this.close.bind(this))
this.button.addEventListener('blur', this.close.bind(this))
}
open() {
this.showTooltip()
this.attachGlobalListener()
}
close() {
this.hideTooltip()
this.removeGlobalListener()
}
attachGlobalListener() {
document.addEventListener('keydown', this.globalEscapeBound)
}
removeGlobalListener() {
document.removeEventListener('keydown', this.globalEscapeBound)
}
globalEscape(event) {
if (event.key === 'Escape' || event.key === 'Esc') {
this.close()
}
}
showTooltip() {
this.tooltip.removeAttribute('hidden')
}
hideTooltip() {
this.tooltip.setAttribute('hidden', 'hidden')
}
}
Array.from(document.querySelectorAll('.tooltip-container')).forEach(element => new Tooltip(element));
</script>
</body>
</html>