<% Response.Charset="ISO-8859-1" %> gradient sample

Assuming that percentages apply to the span between <length> locations and between <length> locations and gradient start and end locations, the gradient in this hypothetical element would be specified with:
linear-gradient ( top, #75A9CC, #07278A 20%, #07278A 60%, #75A9CC 3em, wheat 3em, cornsilk 50%, wheat )

gradient demo