Another word for contrast
The state of being sharply different
divergence, incompatibility, disparity, variation, variance, dissimilarity, inequality, distinction, incongruousness, heterogeneity, oppositeness, contradiction, dissimilitude, diversity, unlikeness, disagreement, opposition; see also difference 1.
A contrasting effect
To provide a contrast
contradict, disagree, conflict, set off, be contrary to, diverge, depart from, deviate from, differ from, mismatch, vary, show difference, stand out, be dissimilar, be diverse, be variable, be unlike, be a foil to; see also differ 1, oppose 1.
To indicate a contrast