#CCB600 · #F788D4
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 51/100 (triadic (soft)) · Distinguishable 84/100 (easy to tell apart) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Vivid Yellow and Violet are very different (ΔE 113). They have distinctly different hues (95° apart) and their lightness is different, giving a clear light/dark split.
Vivid Yellow text on Violet: 1.09:1 (Fail); Violet text on Vivid Yellow: 1.09:1 (Fail). Neither meets AA at body size — nudging one color to #4C4200 clears it.
Triadic (soft) — workable but not a textbook harmony (harmony 51/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.1:1, below the 4.5:1 minimum. Nudging one colour to #4C4200 clears AA.
Their CIE76 ΔE is about 113 — very different.
clearly different colours (ΔE 113).
Explore each color: Vivid Yellow #CCB600 · Violet #F788D4 · Shades: Vivid Yellow shades · Violet shades · Contrast checker →