#A159FF · #D631D1
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 100/100 (analogous) · Distinguishable 75/100 (easy to tell apart) · Match 34/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Vivid Indigo and Purple are very different (ΔE 30). They have distinctly different hues (36° apart) and their lightness is similar, so they read as two same-weight colours.
Vivid Indigo text on Purple: 1.03:1 (Fail); Purple text on Vivid Indigo: 1.03:1 (Fail). Neither meets AA at body size — nudging one color to #230045 clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 100/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.0:1, below the 4.5:1 minimum. Nudging one colour to #230045 clears AA.
Their CIE76 ΔE is about 30 — very different.
clearly different colours (ΔE 30).
Explore each color: Vivid Indigo #A159FF · Purple #D631D1 · Shades: Vivid Indigo shades · Purple shades · Contrast checker →