#006651 · #386334
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 59/100 (analogous (soft)) · Distinguishable 54/100 (somewhat similar) · Match 60/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Dark Vivid Teal and Dark Olive Green are a clear pair (ΔE 18). They have distinctly different hues (53° apart) and their lightness is similar, so they read as two same-weight colours.
Dark Vivid Teal text on Dark Olive Green: 1.01:1 (Fail); Dark Olive Green text on Dark Vivid Teal: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #8EDFC5 clears it.
Analogous (soft) — workable but not a textbook harmony (harmony 59/100). 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 #8EDFC5 clears AA.
Their CIE76 ΔE is about 18 — a clear pair.
clearly different colours (ΔE 18).
Explore each color: Dark Vivid Teal #006651 · Dark Olive Green #386334 · Shades: Dark Vivid Teal shades · Dark Olive Green shades · Contrast checker →