#9DDDFF · #D4DC6B
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 89/100 (split-complementary) · Distinguishable 93/100 (easy to tell apart) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Light Blue and Lime are very different (ΔE 77). They have distinctly different hues (137° apart) and their lightness is similar, so they read as two same-weight colours.
Light Blue text on Lime: 1.00:1 (Fail); Lime text on Light Blue: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #226380 clears it.
Split-complementary — split-complementary — a recognised, balanced pairing (harmony 89/100). 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 #226380 clears AA.
Their CIE76 ΔE is about 77 — very different.
clearly different colours (ΔE 77).
Explore each color: Light Blue #9DDDFF · Lime #D4DC6B · Shades: Light Blue shades · Lime shades · Contrast checker →