#5FAF6B · #7796E8
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 63/100 (triadic (soft)) · Distinguishable 64/100 (somewhat similar) · Match 0/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Medium Sea Green and Cornflower Blue are very different (ΔE 88). They have distinctly different hues (95° apart) and their lightness is similar, so they read as two same-weight colours.
Medium Sea Green text on Cornflower Blue: 1.07:1 (Fail); Cornflower Blue text on Medium Sea Green: 1.07:1 (Fail). Neither meets AA at body size — nudging one color to #003A0F clears it.
Triadic (soft) — workable but not a textbook harmony (harmony 63/100). 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 #003A0F clears AA.
Their CIE76 ΔE is about 88 — very different.
clearly different colours (ΔE 88).
Explore each color: Medium Sea Green #5FAF6B · Cornflower Blue #7796E8 · Shades: Medium Sea Green shades · Cornflower Blue shades · Contrast checker →