#291130 · #2A1900
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 90/100 (triadic) · Distinguishable 50/100 (somewhat similar) · Match 25/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Deep Purple and Deep Vivid Yellow are very different (ΔE 34). They have distinctly different hues (109° apart) and their lightness is similar, so they read as two same-weight colours.
Deep Purple text on Deep Vivid Yellow: 1.02:1 (Fail); Deep Vivid Yellow text on Deep Purple: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #967A9F clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 90/100). 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 #967A9F clears AA.
Their CIE76 ΔE is about 34 — very different.
clearly different colours (ΔE 34).
Explore each color: Deep Purple #291130 · Deep Vivid Yellow #2A1900 · Shades: Deep Purple shades · Deep Vivid Yellow shades · Contrast checker →