Enter red, green and blue color levels (0-255) and press the Convert button:
RGB and HEX are both ways of describing color (there are others, such as CMYK). RGB stands for red, green, and blue. This is used when describing computer monitors, where red, green, and blue light are used to make up the colors that you see. HEX (short for hexadecimal) is used when describing colors in HTML/CSS. HEX is a way of describing a color using a combination of numbers and letters. Hex is generally the Hexadecimal from of RGB color.
Most of the photo editing app like Photoshop, Corel, photopea etc. are used RGB colors. If you are developing a Website and want to use the same color from the photo editing app you only have to copy the color code from the color palette and convert into HEX color to use it in your website.
It will now give you the HEX, RGB, and HSL colour code, that you can use in your website.