#99CDE6 · #E5B4CB
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 88/100 (triadic) · Distinguishable 77/100 (easy to tell apart) · Match 24/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
SpringTide and Thistle are very different (ΔE 35). They have distinctly different hues (132° apart) and their lightness is similar, so they read as two same-weight colours.
SpringTide text on Thistle: 1.04:1 (Fail); Thistle text on SpringTide: 1.04:1 (Fail). Neither meets AA at body size — nudging one color to #23556B clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 88/100). 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 #23556B clears AA.
Their CIE76 ΔE is about 35 — very different.
clearly different colours (ΔE 35).
Explore each color: SpringTide #99CDE6 · Thistle #E5B4CB · Shades: SpringTide shades · Thistle shades · Contrast checker →