#65C091 · #9CA2F0
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 44/100 (clashing) · Distinguishable 50/100 (somewhat similar) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Dark Sea Green and Light Blue are very different (ΔE 77). They have distinctly different hues (87° apart) and their lightness is different, giving a clear light/dark split.
Dark Sea Green text on Light Blue: 1.07:1 (Fail); Light Blue text on Dark Sea Green: 1.07:1 (Fail). Neither meets AA at body size — nudging one color to #00482C clears it.
Clashing — awkward hue gap — tends to clash (harmony 44/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.1:1, below the 4.5:1 minimum. Nudging one colour to #00482C clears AA.
Their CIE76 ΔE is about 77 — very different.
clearly different colours (ΔE 77).
Explore each color: Dark Sea Green #65C091 · Light Blue #9CA2F0 · Shades: Dark Sea Green shades · Light Blue shades · Contrast checker →