Phrase guide

cobalt blue

adj · noun · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

adj

Meaning 1

Of the color of the pigment zaffre.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A deep blue pigment derived from cobalt; zaffre.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

a shade of blue tinged with green

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: greenish blue, aqua, aquamarine, turquoise, peacock blue

Antonyms: none provided

Broader terms: blue, blueness

4

noun

Meaning 4

greenish-blue pigment consisting essentially of cobalt oxide and alumina

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cobalt ultramarine

Antonyms: none provided

Broader terms: pigment

History

Etymology

No etymology was provided for this word.

Across languages

Translations

24 source translations are retained for this English entry.

  • Danish: koboltblå — colour
  • Dutch: kobaltblauw — colour
  • Finnish: koboltinsininen — colour
  • Georgian: კობალტისფერი (ḳobalṭisperi) — colour
  • German: kobaltblau — colour
  • Hungarian: kobaltkék — colour
  • Latin: cobaltinus — colour
  • Norwegian Bokmål: koboltblå — colour
  • Norwegian Nynorsk: koboltblå — colour
  • Romanian: albastru de cobalt — colour
  • Swedish: koboltblå — colour
  • Catalan: blau de cobalt — colour
  • Danish: koboltblåt — colour
  • Dutch: kobaltblauw — colour
  • French: bleu de cobalt — colour
  • German: Kobaltblau — colour
  • Greek: βαθυκύανο (vathykýano) — colour
  • Irish: gorm cóbaltach — colour
  • Irish: gorm cóbailt — colour
  • Japanese: コバルトブルー (kobarutoburū) — colour
  • Navajo: dootłʼizh — colour
  • Norwegian Bokmål: koboltblått — colour
  • Norwegian Nynorsk: koboltblått — colour
  • Portuguese: azul-cobalto — colour