#9AC371 · #F593A2
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 75/100 (triadic) · Distinguishable 42/100 (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 Red are very different (ΔE 72). They have distinctly different hues (99° apart) and their lightness is similar, so they read as two same-weight colours.
Dark Sea Green text on Light Red: 1.09:1 (Fail); Light Red text on Dark Sea Green: 1.09:1 (Fail). Neither meets AA at body size — nudging one color to #2D4B00 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 75/100). 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 #2D4B00 clears AA.
Their CIE76 ΔE is about 72 — very different.
clearly different colours (ΔE 72).
Explore each color: Dark Sea Green #9AC371 · Light Red #F593A2 · Shades: Dark Sea Green shades · Light Red shades · Contrast checker →