#155D7E · #565B1B
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 84/100 (triadic) · Distinguishable 86/100 (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.
Ocean and Dark Olive Green are very different (ΔE 59). They have distinctly different hues (134° apart) and their lightness is similar, so they read as two same-weight colours.
Ocean text on Dark Olive Green: 1.00:1 (Fail); Dark Olive Green text on Ocean: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #91D5FA clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 84/100). 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 #91D5FA clears AA.
Their CIE76 ΔE is about 59 — very different.
clearly different colours (ΔE 59).
Explore each color: Ocean #155D7E · Dark Olive Green #565B1B · Shades: Ocean shades · Dark Olive Green shades · Contrast checker →