
                                              lch(50% 100% 270deg));
        }

        div.d {
            background-image: linear-gradient(to right in lch increasing hue,
                                              lch(50% 100% 270deg),
                                              lch(50% 100% 300deg),
                                              lch(50% 100% 330deg),
                                              lch(50% 100% 360deg));
        }
    </style>
</head>

<body>
    <div class=a></div>
 