#3C5586 · #6D5110
Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 100/100 (complementary) · Distinguishable 94/100 (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.
Dusty Blue and Dark Yellow are very different (ΔE 70). They have near-opposite hues (178° apart) and their lightness is similar, so they read as two same-weight colours.
Dusty Blue text on Dark Yellow: 1.00:1 (Fail); Dark Yellow text on Dusty Blue: 1.00:1 (Fail). Neither meets AA at body size — nudging one color to #AFCBFF clears it.
Complementary — complementary — 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 #AFCBFF clears AA.
Their CIE76 ΔE is about 70 — very different.
clearly different colours (ΔE 70).
Explore each color: Dusty Blue #3C5586 · Dark Yellow #6D5110 · Shades: Dusty Blue shades · Dark Yellow shades · Contrast checker →