#3A623A · #7C4441
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 99/100 (triadic) · Distinguishable 53/100 (somewhat similar) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Dark Olive Green and Walnut are very different (ΔE 47). They have distinctly different hues (117° apart) and their lightness is similar, so they read as two same-weight colours.
Dark Olive Green text on Walnut: 1.08:1 (Fail); Walnut text on Dark Olive Green: 1.08:1 (Fail). Neither meets AA at body size — nudging one color to #A6D3A5 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 99/100). 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 #A6D3A5 clears AA.
Their CIE76 ΔE is about 47 — very different.
clearly different colours (ΔE 47).
Explore each color: Dark Olive Green #3A623A · Walnut #7C4441 · Shades: Dark Olive Green shades · Walnut shades · Contrast checker →