#C9DCDC · #E5D3D3
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (complementary) · Distinguishable 43/100 (somewhat similar) · Match 71/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
WhisperingBlue and Gainsboro are a clear pair (ΔE 13). They have near-opposite hues (180° apart) and their lightness is similar, so they read as two same-weight colours.
WhisperingBlue text on Gainsboro: 1.01:1 (Fail); Gainsboro text on WhisperingBlue: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #516162 clears it.
Complementary — complementary — a recognised, balanced pairing (harmony 100/100). 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 #516162 clears AA.
Their CIE76 ΔE is about 13 — a clear pair.
clearly different colours (ΔE 13).
Explore each color: WhisperingBlue #C9DCDC · Gainsboro #E5D3D3 · Shades: WhisperingBlue shades · Gainsboro shades · Contrast checker →