#7F9500 · #F50084
Four independent scores (read the one that fits your goal): Readability 4/100 (fail) · Harmony 68/100 (triadic (soft)) · Distinguishable 52/100 (somewhat similar) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Olive Drab and Rose are very different (ΔE 124). They have distinctly different hues (101° apart) and their lightness is similar, so they read as two same-weight colours.
Olive Drab text on Rose: 1.19:1 (Fail); Rose text on Olive Drab: 1.19:1 (Fail). Neither meets AA at body size — nudging one color to #131800 clears it.
Triadic (soft) — workable but not a textbook harmony (harmony 68/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.2:1, below the 4.5:1 minimum. Nudging one colour to #131800 clears AA.
Their CIE76 ΔE is about 124 — very different.
clearly different colours (ΔE 124).
Explore each color: Olive Drab #7F9500 · Rose #F50084 · Shades: Olive Drab shades · Rose shades · Contrast checker →