#0B202B · #1D1F0B
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 83/100 (triadic) · Distinguishable 51/100 (somewhat similar) · Match 52/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Deep Cyan and Deep Lime are a clear pair (ΔE 22). They have distinctly different hues (135° apart) and their lightness is similar, so they read as two same-weight colours.
Deep Cyan text on Deep Lime: 1.00:1 (Fail); Deep Lime text on Deep Cyan: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #708895 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 83/100). 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 #708895 clears AA.
Their CIE76 ΔE is about 22 — a clear pair.
clearly different colours (ΔE 22).
Explore each color: Deep Cyan #0B202B · Deep Lime #1D1F0B · Shades: Deep Cyan shades · Deep Lime shades · Contrast checker →