Blue

Blueen

Blue is the English color name catalogued for #333399 (RGB 51, 51, 153), a deep blue-purple. Its closest named colors in other languages are 暗嬰兒粉藍 (Chinese) and Smalt (French).

View in Japanese（原色大辞典）

Color formats

One color, four coordinate systems

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Across languages

Closest named colors

ΔE = Lab distance from #333399

Chinese 暗嬰兒粉藍 #003399 · ΔE 5.8 French Smalt #003399 · ΔE 5.8 English Dark powder blue #003399 · ΔE 5.8 Italian Blu elettrico #003399 · ΔE 5.8 Spanish Azul purpúreo #382983 · ΔE 8.3 Portuguese Azul cobalto #0047AB · ΔE 12.1 Japanese ききょう色 #4A49AD · ΔE 9.5

Live accessibility check

Contrast lab

Choose a foreground color and verify its WCAG contrast against #333399.

Foreground

#FFFFFF

Color should carry meaning — and remain readable.

— contrast ratio

AAAAA

Related coordinates

Color variations

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Hue

Value

Chroma

Opposite

Analogous