The phrase "urine color" refers to the color of your pee. It's a way to describe how dark or light it appears, which can sometimes give clues about your overall health. Full definition
The color will then continue to shift towards normal pale yellow urine color by day 5. (easybabylife.com)
Other experts suggest monitoring urine color: If it's dark yellow or cloudy, your body needs more fluids. (babycenter.com)
Certain supplements may affect urine color but more often than not, pale or light colored urine usually means a person is well hydrated. (detoxdiy.com)