contrast constant

String const contrast

Implementation

static const String contrast =
    '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="512" height="512" preserveAspectRatio="xMidYMid meet" viewBox="0 0 512 512"><path fill="currentColor" d="M256 0Q150 0 75 75T0 256t75 181 181 75 181-75 75-181-75-181T256 0zm0 469q-88 0-150.5-62.5T43 256t62.5-150.5T256 43v426z"/></svg>';