browser safe color chart a color chart showing each of the 216 stable colors, the standard RGB (red green blue) values, as well as the hex values use the html color code tester to preview every color view the html color chart to find the hexadecimal code in an easy to cut and paste format below swatches of each of the 216 browser safe colors you may also view the reds alone, the greens alone, the blues alone, and the grays alone