Keywords: RGB 6-7-6-levels palette color test chart.png Color chart rendered using the 6-7-6-levels indexed RGB palette own original text self-made 1 2007 Ricardo Cancho Niemietz talk Ricardo Cancho Niemietz Original upload log en wikipedia Liftarn CommonsHelper page en wikipedia RGB_6-7-6-levels_palette_color_test_chart png 2008-02-02 00 37 Ricardo Cancho Niemietz 258×200× 3589 bytes <nowiki> Color chart rendered using the 6-7-6-levels indexed RGB palette self-made 2007 Madrid ~~~ </nowiki> Video adapter color palettes |