iframely/plugins/meta/theme-color.js

oEmbed/2 gateway endpoint. Get embed data for various http links through one self-hosted API

export default {

    getMeta: function(meta) {

        var color = meta['msapplication-tilecolor'] || meta['theme-color'];

        if (color && /^#\w{6}$/i.test(color)) {
            
            // https://developers.google.com/web/updates/2014/11/Support-for-theme-color-in-Chrome-39-for-Android
            return {
                'theme-color': color
            };
        }
    }
};