#CDE5D3 · #D6DDF6
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 50/100 (triadic (soft)) · Distinguishable 23/100 (hard to tell apart) · Match 48/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Gainsboro and Lavender are a clear pair (ΔE 24). They have distinctly different hues (92° apart) and their lightness is similar, so they read as two same-weight colours.
Gainsboro text on Lavender: 1.01:1 (Fail); Lavender text on Gainsboro: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #526758 clears it.
Triadic (soft) — workable but not a textbook harmony (harmony 50/100). 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 #526758 clears AA.
Their CIE76 ΔE is about 24 — a clear pair.
clearly different colours (ΔE 24).
Explore each color: Gainsboro #CDE5D3 · Lavender #D6DDF6 · Shades: Gainsboro shades · Lavender shades · Contrast checker →