#00A447 · #5E7EF2
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 21/100 (clashing) · Distinguishable 75/100 (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.
Jade and Vivid Blue are very different (ΔE 128). They have distinctly different hues (81° apart) and their lightness is different, giving a clear light/dark split.
Jade text on Vivid Blue: 1.11:1 (Fail); Vivid Blue text on Jade: 1.11:1 (Fail). Neither meets AA at body size — nudging one color to #002508 clears it.
Clashing — awkward hue gap — tends to clash (harmony 21/100). 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 #002508 clears AA.
Their CIE76 ΔE is about 128 — very different.
clearly different colours (ΔE 128).
Explore each color: Jade #00A447 · Vivid Blue #5E7EF2 · Shades: Jade shades · Vivid Blue shades · Contrast checker →