We can get Line Color in CadDimensionStyleTable,the Fields are Dimclrd /Dimclre, I have a dwg File, open it in AutoCad,We can see the attributes of dimensonStyle “AM_ISO”,and it’s line color is “by Layer”,
AM_ISO.jpg (6…...CAD Product Family mayo1983 November...please, provide the initial drawing file as well so we can check...