#A2DBDA · #DDC4E9
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 75/100 (triadic) · Distinguishable 44/100 (somewhat similar) · Match 23/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Light Blue and Thistle are very different (ΔE 35). They have distinctly different hues (102° apart) and their lightness is similar, so they read as two same-weight colours.
Light Blue text on Thistle: 1.04:1 (Fail); Thistle text on Light Blue: 1.04:1 (Fail). Neither meets AA at body size — nudging one color to #285F5F clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 75/100). 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 #285F5F clears AA.
Their CIE76 ΔE is about 35 — very different.
clearly different colours (ΔE 35).
Explore each color: Light Blue #A2DBDA · Thistle #DDC4E9 · Shades: Light Blue shades · Thistle shades · Contrast checker →