#D1DBE9 · #D4DED0
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 95/100 (triadic) · Distinguishable 27/100 (hard to tell apart) · Match 68/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Gainsboro and Bone are a clear pair (ΔE 15). They have distinctly different hues (112° apart) and their lightness is similar, so they read as two same-weight colours.
Gainsboro text on Bone: 1.01:1 (Fail); Bone text on Gainsboro: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #59616E clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 95/100). 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 #59616E clears AA.
Their CIE76 ΔE is about 15 — a clear pair.
clearly different colours (ΔE 15).
Explore each color: Gainsboro #D1DBE9 · Bone #D4DED0 · Shades: Gainsboro shades · Bone shades · Contrast checker →