#B8DFF6 · #D8DDB6
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 83/100 (triadic) · Distinguishable 66/100 (somewhat similar) · Match 25/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Powder Blue and CleanAir are very different (ΔE 34). They have distinctly different hues (135° apart) and their lightness is similar, so they read as two same-weight colours.
Powder Blue text on CleanAir: 1.00:1 (Fail); CleanAir text on Powder Blue: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #416478 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 83/100). 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 #416478 clears AA.
Their CIE76 ΔE is about 34 — very different.
clearly different colours (ΔE 34).
Explore each color: Powder Blue #B8DFF6 · CleanAir #D8DDB6 · Shades: Powder Blue shades · CleanAir shades · Contrast checker →