#03405B · #572F10
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 93/100 (complementary) · Distinguishable 92/100 (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.
Deep Vivid Cyan and Dark Orange are very different (ΔE 53). They have near-opposite hues (172° apart) and their lightness is similar, so they read as two same-weight colours.
Deep Vivid Cyan text on Dark Orange: 1.04:1 (Fail); Dark Orange text on Deep Vivid Cyan: 1.04:1 (Fail). Neither meets AA at body size — nudging one color to #73A9C8 clears it.
Complementary — complementary — a recognised, balanced pairing (harmony 93/100). 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 #73A9C8 clears AA.
Their CIE76 ΔE is about 53 — very different.
clearly different colours (ΔE 53).
Explore each color: Deep Vivid Cyan #03405B · Dark Orange #572F10 · Shades: Deep Vivid Cyan shades · Dark Orange shades · Contrast checker →