#99CDE6 · #ACC6EF
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 85/100 (analogous) · Distinguishable 11/100 (hard to tell apart) · Match 73/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
SpringTide and Light Steel Blue are a clear pair (ΔE 12). They have closely related hues (17° apart) and their lightness is similar, so they read as two same-weight colours.
SpringTide text on Light Steel Blue: 1.01:1 (Fail); Light Steel Blue text on SpringTide: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #25576D clears it.
Analogous — analogous — a recognised, balanced pairing (harmony 85/100). 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 #25576D clears AA.
Their CIE76 ΔE is about 12 — a clear pair.
clearly different colours (ΔE 12).
Explore each color: SpringTide #99CDE6 · Light Steel Blue #ACC6EF · Shades: SpringTide shades · Light Steel Blue shades · Contrast checker →