#6AE9F2 · #7EEBCA
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 94/100 (analogous) · Distinguishable 43/100 (somewhat similar) · Match 51/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Cyan and Seafoam are a clear pair (ΔE 22). They have closely related hues (22° apart) and their lightness is similar, so they read as two same-weight colours.
Cyan text on Seafoam: 1.00:1 (Fail); Seafoam text on Cyan: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #00696E clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 94/100). 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 #00696E clears AA.
Their CIE76 ΔE is about 22 — a clear pair.
clearly different colours (ΔE 22).
Explore each color: Cyan #6AE9F2 · Seafoam #7EEBCA · Shades: Cyan shades · Seafoam shades · Contrast checker →