#CDE6E8 · #D0E4EF
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 84/100 (analogous) · Distinguishable 4/100 (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.
Ventilated and Ice are very close (ΔE 5). They have closely related hues (17° apart) and their lightness is similar, so they read as two same-weight colours.
Ventilated text on Ice: 1.00:1 (Fail); Ice text on Ventilated: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #52686A clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 84/100). 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 #52686A clears AA.
Their CIE76 ΔE is about 5 — very close.
close but visibly different (ΔE 5.1).
Explore each color: Ventilated #CDE6E8 · Ice #D0E4EF · Shades: Ventilated shades · Ice shades · Contrast checker →