The phrase "color spectrum" refers to a range, or a variety, of different colors that are seen when light is broken down into its individual wavelengths.
There is an LED Flash, color spectrum sensor and laser autofocus module sitting between the two different camera lenses. (phoneradar.com)
It's now been two years since the monkeys first experienced the full color spectrum, and there have been no further changes in their vision and no noticeable side effects. (discovermagazine.com)
It blends well with the complete color spectrum for patterned pieces, backgrounds and contrasting designs. (dresshead.com)