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Report Abuse. The colors on the urine testing strip indicate the different concentrations of sugar in the urine. for example, the dark brown shade indicates highest concentration(++++),whereas light blue indicates nil sugar in the urine.There are other shades inbetween indicating 1/2,1,1 1/2 percent sugar.eport Abuse. The colors on the urine testing strip indicate the different concentrations of sugar in the urine. for example, the dark brown shade indicates highest concentration(++++),whereas light blue indicates nil sugar in the urine.There are other shades inbetween indicating 1/2,1,1 1/2 percent sugar.
Normal urine color results from a pigment called urochrome. The actual tint will depend on the concentration or dilution of the urine. The color of urine may not always be nor â¦ mal; B vitamins, for example, turn urine green, and carrot juice can turn it orange.n fact, this has come from the break down of the better known pigment found in blood, haemoglobin. Basically It's due to excretion of urochrome, a blood pigment. Urochrome is a yellow-colored pigment that gives the color to urine.