Keywords: Grayscale 4bit palette color test chart.png Color chart rendered using the 4-bit grayscale 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 Grayscale_4bit_palette_color_test_chart png 2008-02-02 01 29 Ricardo Cancho Niemietz 258×200× 1756 bytes <nowiki> Color chart rendered using the 4-bit grayscale palette self-made 2007 Madrid ~~~ </nowiki> Video adapter color palettes |