4umi.com/web/css/colorsafe

The 'websafe' colour palette

Useful CSS

These 216 colours are said to render congruently and non-dithering across different computer systems. Seeing is believing. This palette should not be confused with the collection of named colours. a coloured cell to set it as the page background. You can reset to white at any time. Arrange the table rgb, rbg, gbr, grb, brg or bgr.