#C9DFD6 · #D1DECD
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 67/100 (analogous (soft)) · Distinguishable 20/100 (hard to tell apart) · Match 89/100 (close). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Gainsboro and Bone are very close (ΔE 5). They have distinctly different hues (50° apart) and their lightness is similar, so they read as two same-weight colours.
Gainsboro text on Bone: 1.00:1 (Fail); Bone text on Gainsboro: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #51645D clears it.
Analogous (soft) — workable but not a textbook harmony (harmony 67/100). 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 #51645D clears AA.
Their CIE76 ΔE is about 5 — very close.
close but visibly different (ΔE 5.2).
Explore each color: Gainsboro #C9DFD6 · Bone #D1DECD · Shades: Gainsboro shades · Bone shades · Contrast checker →