#9FB9E2 · #A3C29A
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 92/100 (triadic) · Distinguishable 54/100 (somewhat similar) · Match 3/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
SkyBlue and Dark Sea Green are very different (ΔE 44). They have distinctly different hues (110° apart) and their lightness is similar, so they read as two same-weight colours.
SkyBlue text on Dark Sea Green: 1.02:1 (Fail); Dark Sea Green text on SkyBlue: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #354B6E clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 92/100). 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 #354B6E clears AA.
Their CIE76 ΔE is about 44 — very different.
clearly different colours (ΔE 44).
Explore each color: SkyBlue #9FB9E2 · Dark Sea Green #A3C29A · Shades: SkyBlue shades · Dark Sea Green shades · Contrast checker →