#D9E5EB · #EBE0DA
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (complementary) · Distinguishable 39/100 (hard to tell apart) · Match 78/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
ArcticShadow and Gainsboro are a clear pair (ΔE 10). They have near-opposite hues (179° apart) and their lightness is similar, so they read as two same-weight colours.
ArcticShadow text on Gainsboro: 1.01:1 (Fail); Gainsboro text on ArcticShadow: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #5C666C 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 #5C666C clears AA.
Their CIE76 ΔE is about 10 — a clear pair.
clearly different colours (ΔE 10).
Explore each color: ArcticShadow #D9E5EB · Gainsboro #EBE0DA · Shades: ArcticShadow shades · Gainsboro shades · Contrast checker →