#0B4639 · #3D3559
Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 38/100 (clashing) · Distinguishable 37/100 (hard to tell apart) · Match 8/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.
Deep Teal and Dark Dusty Indigo are very different (ΔE 42). They have distinctly different hues (87° apart) and their lightness is similar, so they read as two same-weight colours.
Deep Teal text on Dark Dusty Indigo: 1.05:1 (Fail); Dark Dusty Indigo text on Deep Teal: 1.05:1 (Fail). Neither meets AA at body size — nudging one color to #78AE9E clears it.
Clashing — awkward hue gap — tends to clash (harmony 38/100). 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 #78AE9E clears AA.
Their CIE76 ΔE is about 42 — very different.
clearly different colours (ΔE 42).
Explore each color: Deep Teal #0B4639 · Dark Dusty Indigo #3D3559 · Shades: Deep Teal shades · Dark Dusty Indigo shades · Contrast checker →