#A289D8 · #CF864B
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (triadic) · Distinguishable 96/100 (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.
Indigo and Peru are very different (ΔE 80). They have distinctly different hues (128° apart) and their lightness is similar, so they read as two same-weight colours.
Indigo text on Peru: 1.01:1 (Fail); Peru text on Indigo: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #3C2066 clears it.
Triadic — triadic — 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 #3C2066 clears AA.
Their CIE76 ΔE is about 80 — very different.
clearly different colours (ΔE 80).
Explore each color: Indigo #A289D8 · Peru #CF864B · Shades: Indigo shades · Peru shades · Contrast checker →