#C8DFD5 · #D0DDCC
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 71/100 (analogous) · Distinguishable 20/100 (hard to tell apart) · Match 89/100 (near match). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Gainsboro and St.Augustine are very close (ΔE 5). They have distinctly different hues (48° apart) and their lightness is similar, so they read as two same-weight colours.
Gainsboro text on St.Augustine: 1.01:1 (Fail); St.Augustine text on Gainsboro: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #4F645B clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 71/100). 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 #4F645B clears AA.
Their CIE76 ΔE is about 5 — very close.
a very near match (ΔE 5.0) — fine for most matching.
Explore each color: Gainsboro #C8DFD5 · St.Augustine #D0DDCC · Shades: Gainsboro shades · St.Augustine shades · Contrast checker →