a scale black to bright color gradation pattern holizontal row of mix color rgb and cmy

font line text circle yellow pattern design green brand purple number pink orange screenshot blue diagram logo petal azure scale black bright color gradation holizontal row mix rgb cmy analogue background bright broadcast broadcasting calibration chart cmyk color bars bars gradation colored colorful contrast display film full hd pattern graphic gray grid lab layout light lines magenta mode monitor movie quality rgb row sample sampler scale signal spectrum stripe style television template test test tuning tv video