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Blue#1685A9

石青（shí qīng）

Azurite Blue

BlueAzurite BlueSystem A Classical names

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Colour Values色值

HEX

#1685A9

RGB

rgb(22, 133, 169)

HSL

hsl(195, 77%, 37%)

OKLCH

oklch(0.576 0.106 226.6)

CMYK

87, 21, 0, 34

approx

Global Colour Equivalents国际色卡对照

CSS nearest ≈

steelblue

#4682B4

Pantone FHI/TCX ≈

vivid-blue

#0088B0

Nearest perceptual match (OKLab). Pantone value is from an unofficial dataset — approximate; verify against official swatches before production.

Imagery & Provenance意象与出处

Imagery

Azurite blue

Origin

Azurite pigment

System

A Classical names

Source

Azurite ground as “shiqing”, a traditional Chinese-painting pigment.

Evidence

Artifact-sampled (attestation > artifact > compilation > approximation)

Imagery意象图

石青 — 石青（蓝铜矿） — Public domain · ImageryAzurite sur quartz 1(Maroc)Azurite sur quartz 1(Maroc).jpg — Parent Géry · Wikimedia Commons

Brand & Product References国际色号案例

China Mobile Blue

#0085D0 · ≈ Δ0.061 (OKLab)

China Mobile

photo: 茅野ふたば · CC BY-SA 4.0

Amex Blue

#006FCF · ≈ Δ0.096 (OKLab)

American Express

photo: Beyond My Ken · CC BY-SA 4.0

BMW Blue

#0066B1 · ≈ Δ0.096 (OKLab)

BMW

photo: Diego Delso · CC BY-SA 3.0

Editorial reference only — same/near shade used by these brands. Names and colours are trademarks of their respective owners; photos are CC-licensed from Wikimedia Commons (see credit on each card); no affiliation or endorsement implied.

Cultural Note for non-Chinese Designers文化提示

CautionMineral pigment.

Same Family同色系

Pantone/CSS values are nearest perceptual matches (OKLab distance), not official colour codes.