#66C3D0 · #E79D94
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 100/100 (complementary) · Distinguishable 99/100 (easy to tell apart) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
ArcticOcean and Dark Salmon are very different (ΔE 59). They have near-opposite hues (179° apart) and their lightness is similar, so they read as two same-weight colours.
ArcticOcean text on Dark Salmon: 1.07:1 (Fail); Dark Salmon text on ArcticOcean: 1.07:1 (Fail). Neither meets AA at body size — nudging one color to #004B54 clears it.
Complementary — complementary — a recognised, balanced pairing (harmony 100/100). 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 #004B54 clears AA.
Their CIE76 ΔE is about 59 — very different.
clearly different colours (ΔE 59).
Explore each color: ArcticOcean #66C3D0 · Dark Salmon #E79D94 · Shades: ArcticOcean shades · Dark Salmon shades · Contrast checker →