#9ED1E3 · #E3B9D3
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 96/100 (triadic) · Distinguishable 68/100 (somewhat similar) · Match 29/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
LightDelphin and Thistle are very different (ΔE 32). They have distinctly different hues (127° apart) and their lightness is similar, so they read as two same-weight colours.
LightDelphin text on Thistle: 1.04:1 (Fail); Thistle text on LightDelphin: 1.04:1 (Fail). Neither meets AA at body size — nudging one color to #275868 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 96/100). 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 #275868 clears AA.
Their CIE76 ΔE is about 32 — very different.
clearly different colours (ΔE 32).
Explore each color: LightDelphin #9ED1E3 · Thistle #E3B9D3 · Shades: LightDelphin shades · Thistle shades · Contrast checker →