#0C1D2D · #161F0B
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (triadic) · Distinguishable 45/100 (somewhat similar) · Match 45/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Deep Cyan and Deep Green are a clear pair (ΔE 25). They have distinctly different hues (122° apart) and their lightness is similar, so they read as two same-weight colours.
Deep Cyan text on Deep Green: 1.00:1 (Fail); Deep Green text on Deep Cyan: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #71869A clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 100/100). 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 #71869A clears AA.
Their CIE76 ΔE is about 25 — a clear pair.
clearly different colours (ΔE 25).
Explore each color: Deep Cyan #0C1D2D · Deep Green #161F0B · Shades: Deep Cyan shades · Deep Green shades · Contrast checker →