#CBD9D7 · #DFD2D4
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (complementary) · Distinguishable 25/100 (hard to tell apart) · Match 78/100 (close). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
ThunderBay and Light Gray are very close (ΔE 10). They have near-opposite hues (179° apart) and their lightness is similar, so they read as two same-weight colours.
ThunderBay text on Light Gray: 1.01:1 (Fail); Light Gray text on ThunderBay: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #535F5E 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 #535F5E clears AA.
Their CIE76 ΔE is about 10 — very close.
close but visibly different (ΔE 10.0).
Explore each color: ThunderBay #CBD9D7 · Light Gray #DFD2D4 · Shades: ThunderBay shades · Light Gray shades · Contrast checker →