In a website or other design, we need to use CSS which is decorating the website as per the web pages as per output. Each colour has an area from low to high and we pick them easily with the help of the colour picker tool. This tool gives you a code as selected by you in graphically and it produces a colour code as per the correspondence. This tool helps you generate new colours and convert them into different formats and compare them by putting the colours one over each other.HTML CSS HEX RGB and HSL Color Picker. Click on the image of the colour palette to get the colours. Drag and Drop colours to compare them.