Medium Slate Blue vs White — Difference, Contrast & Harmony

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Comparison sheet

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Medium Slate Bluenearest vs Whiteexact

#6366F1 · #FFFFFF

Four independent scores (read the one that fits your goal): Readability 60/100 (aa large) · Harmony 100/100 (triadic) · Distinguishable 84/100 (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.

Readability60AA Large

The quick brown fox jumps over the lazy dog.

AA Large4.5:1

Harmony100Triadic

Triadic

121° apart

Distinguishable84Easy to tell apart

normal

tritanopia

ΔE 95 (41 under CVD)

Match0Different

ΔE 95 — different

How different are Medium Slate Blue and White?

Medium Slate Blue and White are very different (ΔE 95). They have distinctly different hues (121° apart) and their lightness is different, giving a clear light/dark split.

Can you read one on the other?

Medium Slate Blue text on White: 4.47:1 (AA Large); White text on Medium Slate Blue: 4.47:1 (AA Large). Neither meets AA at body size — nudging one color to #6365F0 clears it.

Common questions

Do Medium Slate Blue and White go well together?

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

Is Medium Slate Blue readable as text on White?

Not at body size — the best direction is only 4.5:1, below the 4.5:1 minimum. Nudging one colour to #6365F0 clears AA.

What is the colour difference (ΔE) between Medium Slate Blue and White?

Their CIE76 ΔE is about 95 — very different.

Are Medium Slate Blue and White the same colour?

clearly different colours (ΔE 95).

Related comparisons

Explore each color: Medium Slate Blue #6366F1 · White #FFFFFF · Shades: Medium Slate Blue shades · White shades · Contrast checker →

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