I\'ve build all my website using many forms with HTML5 (using the input types date, color and range.)
Everything
All browsers fallback to input type text if special input is missing. Its all about widgets and validation.
Following support range widget
Firefox Desktop 23

Opera Desktop

Chrome Desktop

Chrome Mobile

IOS safari 5

.
.
.
Following browsers now supports color widget
Firefox Desktop 29

Opera Desktop 11

Chrome Desktop 20:

Android 4.4 / Chrome Mobile :

Opera mobile:

Blackberry:

Firefox os 1.3
Firefox os now supports color input but i still don't have a screen shot
If u want u can use this http://www.eyecon.ro/colorpicker/