#0A220E · #121B33
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 55/100 (triadic (soft)) · Distinguishable 38/100 (hard to tell apart) · Match 26/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Deep Green and Deep Blue are very different (ΔE 33). They have distinctly different hues (94° apart) and their lightness is similar, so they read as two same-weight colours.
Deep Green text on Deep Blue: 1.01:1 (Fail); Deep Blue text on Deep Green: 1.01:1 (Fail). Neither meets AA at body size — nudging one color to #6E8A71 clears it.
Triadic (soft) — workable but not a textbook harmony (harmony 55/100). 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 #6E8A71 clears AA.
Their CIE76 ΔE is about 33 — very different.
clearly different colours (ΔE 33).
Explore each color: Deep Green #0A220E · Deep Blue #121B33 · Shades: Deep Green shades · Deep Blue shades · Contrast checker →