Baby Blue vs Periwinkle — Difference, Contrast & Harmony

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Comparison sheet

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Baby Bluenearest vs Periwinklenearest

#9CD7FD · #B9CEFF

Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 87/100 (analogous) · Distinguishable 33/100 (hard to tell apart) · Match 71/100 (different). There is no single “good/bad” — a pair can clash for text yet be great for an outfit.

Readability0Fail

The quick brown fox jumps over the lazy dog.

Fail1.0:1

Harmony87Analogous

Analogous

18° apart

Distinguishable33Hard to tell apart

normal

protanopia

ΔE 13 (8.3 under CVD)

Match71Different

ΔE 13 — different

How different are Baby Blue and Periwinkle?

Baby Blue and Periwinkle are a clear pair (ΔE 13). They have closely related hues (18° apart) and their lightness is similar, so they read as two same-weight colours.

Can you read one on the other?

Baby Blue text on Periwinkle: 1.02:1 (Fail); Periwinkle text on Baby Blue: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #235D7F clears it.

Common questions

Do Baby Blue and Periwinkle go well together?

Analogous — analogous — a recognised, balanced pairing (harmony 87/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.

Is Baby Blue readable as text on Periwinkle?

Not at body size — the best direction is only 1.0:1, below the 4.5:1 minimum. Nudging one colour to #235D7F clears AA.

What is the colour difference (ΔE) between Baby Blue and Periwinkle?

Their CIE76 ΔE is about 13 — a clear pair.

Are Baby Blue and Periwinkle the same colour?

clearly different colours (ΔE 13).

Related comparisons

Explore each color: Baby Blue #9CD7FD · Periwinkle #B9CEFF · Shades: Baby Blue shades · Periwinkle shades · Contrast checker →

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