The power of a single striking colour
Launch library · evergreen read

Limiting a video's palette to one genuinely dominant colour creates instant visual cohesion, letting every frame feel meaningfully connected even when locations, outfits or camera angles shift considerably throughout the piece, since that one recurring colour quietly does the work of tying everything together for the viewer, a choice that also makes the video considerably easier to remember afterward.
A strong colour choice also carries real emotional association before a viewer even consciously registers why, with warmer tones generally suggesting intimacy or energy and cooler ones suggesting distance or calm, working almost like a second, entirely silent lyric running alongside whatever the singer happens to actually be saying, a quiet cue most viewers absorb without ever consciously naming it as such.
Restraint is really what makes this particular technique effective, and introducing a second colour only sparingly, against an otherwise consistent palette, gives that specific moment unusual visual weight, drawing the eye exactly where the director intends it to land at precisely the right point in the song, a small disruption that rewards anyone paying close enough attention to notice it.