#73C4D7 · #74C8BC
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 90/100 (analogous) · Distinguishable 24/100 (hard to tell apart) · Match 62/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Thredbo and Medium Aquamarine are a clear pair (ΔE 17). They have closely related hues (20° apart) and their lightness is similar, so they read as two same-weight colours.
Thredbo text on Medium Aquamarine: 1.01:1 (Fail); Medium Aquamarine text on Thredbo: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #005261 clears it.
Analogous — analogous — 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 #005261 clears AA.
Their CIE76 ΔE is about 17 — a clear pair.
clearly different colours (ΔE 17).
Explore each color: Thredbo #73C4D7 · Medium Aquamarine #74C8BC · Shades: Thredbo shades · Medium Aquamarine shades · Contrast checker →