HTMLintroevergreen
Useful input types
The right type does the work for you.
Swap a plain text box for a native date, color, range, number, or search control and the browser hands you a tuned UI, validation, and the right on-screen keyboard for free.
Color picker with live hex readout
HTML+CSS+JSintro Press Run to execute
The swatch starts on #e9b454 (a warm gold) and opens the OS colour picker on click; as you choose a colour the <output> updates its text to the live hex and tints itself to match, showing how input fires continuously and value is always a 7-character hex string.