#2A79E4 · #3D9300
Four independent scores (read the one that fits your goal): Readability 2/100 (fail) · Harmony 94/100 (triadic) · Distinguishable 96/100 (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.
Royal Blue and Basil are very different (ΔE 133). They have distinctly different hues (119° apart) and their lightness is different, giving a clear light/dark split.
Royal Blue text on Basil: 1.08:1 (Fail); Basil text on Royal Blue: 1.08:1 (Fail). Neither meets AA at body size — nudging one color to #001642 clears it.
Triadic — triadic — a recognised, balanced pairing (harmony 94/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.
Not at body size — the best direction is only 1.1:1, below the 4.5:1 minimum. Nudging one colour to #001642 clears AA.
Their CIE76 ΔE is about 133 — very different.
clearly different colours (ΔE 133).
Explore each color: Royal Blue #2A79E4 · Basil #3D9300 · Shades: Royal Blue shades · Basil shades · Contrast checker →