Blue vs Dusty Indigo — Difference, Contrast & Harmony

Bluenearest vs Dusty Indigonearest

#7085CA · #9379C0

Four independent scores (read the one that fits your goal): Readability 1/100 (fail) · Harmony 96/100 (analogous) · Distinguishable 48/100 (somewhat similar) · Match 67/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.

Readability1Fail

The quick brown fox jumps over the lazy dog.

Fail1.0:1

Harmony96Analogous

Analogous

36° apart

Distinguishable48Somewhat similar

normal

tritanopia

ΔE 15 (15 under CVD)

Match67Different

ΔE 15 — different

How different are Blue and Dusty Indigo?

Blue and Dusty Indigo are a clear pair (ΔE 15). They have distinctly different hues (36° apart) and their lightness is similar, so they read as two same-weight colours.

Can you read one on the other?

Blue text on Dusty Indigo: 1.03:1 (Fail); Dusty Indigo text on Blue: 1.03:1 (Fail). Neither meets AA at body size — nudging one color to #101753 clears it.

Common questions

Do Blue and Dusty Indigo go well together?

Analogous — analogous — a recognised, balanced pairing (harmony 96/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.

Is Blue readable as text on Dusty Indigo?

Not at body size — the best direction is only 1.0:1, below the 4.5:1 minimum. Nudging one colour to #101753 clears AA.

What is the colour difference (ΔE) between Blue and Dusty Indigo?

Their CIE76 ΔE is about 15 — a clear pair.

Are Blue and Dusty Indigo the same colour?

clearly different colours (ΔE 15).

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