OpalBlue vs Bone — Difference, Contrast & Harmony

OpalBlueexact vs Bonenearest

#C3DDD6 · #E6D2C4

Four independent scores (read the one that fits your goal): Readability 0/100 (fail) · Harmony 89/100 (split-complementary) · Distinguishable 52/100 (somewhat similar) · Match 62/100 (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

Harmony89Split-complementary

Split-complementary

139° apart

Distinguishable52Somewhat similar

normal

colorblind

ΔE 17

Match62Different

ΔE 17 — different

How different are OpalBlue and Bone?

OpalBlue and Bone are a clear pair (ΔE 17). They have distinctly different hues (139° apart) and their lightness is similar, so they read as two same-weight colours.

Can you read one on the other?

OpalBlue text on Bone: 1.02:1 (Fail); Bone text on OpalBlue: 1.02:1 (Fail). Neither meets AA at body size — nudging one color to #4B615C clears it.

Common questions

Do OpalBlue and Bone go well together?

Split-complementary — split-complementary — a recognised, balanced pairing (harmony 89/100). This is about how they look together (clothing, interiors, branding), independent of text contrast.

Is OpalBlue readable as text on Bone?

Not at body size — the best direction is only 1.0:1, below the 4.5:1 minimum. Nudging one colour to #4B615C clears AA.

What is the colour difference (ΔE) between OpalBlue and Bone?

Their CIE76 ΔE is about 17 — a clear pair.

Are OpalBlue and Bone the same colour?

clearly different colours (ΔE 17).

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