#16C9EA · #6BBCFF
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 92/100 (analogous) · Distinguishable 41/100 (somewhat similar) · Match 41/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Dark Turquoise and Deep Sky Blue are a clear pair (ΔE 27). They have closely related hues (18° apart) and their lightness is different, giving a clear light/dark split.
Dark Turquoise text on Deep Sky Blue: 1.03:1 (Fail); Deep Sky Blue text on Dark Turquoise: 1.03:1 (Fail). Neither meets AA at body size — nudging one color to #004F5E clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 92/100). 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 #004F5E clears AA.
Their CIE76 ΔE is about 27 — a clear pair.
clearly different colours (ΔE 27).
Explore each color: Dark Turquoise #16C9EA · Deep Sky Blue #6BBCFF · Shades: Dark Turquoise shades · Deep Sky Blue shades · Contrast checker →