Black Gray (RAL)

The dense gray-black of deep night, an inclusive, profound backdrop.

HEX#2E3234
RGBrgb(46, 50, 52)
HSLhsl(200, 6%, 19%)
HSVhsv(200, 12%, 20%)
CMYKcmyk(12%, 4%, 0%, 80%)
HEXA#2E3234FF
RGBArgba(46, 50, 52, 1)
HSLAhsla(200, 6%, 19%, 1)
OKLCHoklch(57.8%, 0.007, 228)
LCHlch(51.1%, 8, 220)

🎨 Color Palettes

Analogous2-3 adjacent hues (≤60°)
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#2E3332
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#2E3234
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#2E2F33
Triadic3 hues spaced 120° apart
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#2E3234
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#332E31
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#31332E
Split ComplementaryMain color + colors adjacent to its complement
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#2E3234
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#332E2F
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#33322E
Complementary2 hues spaced 180° apart
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#2E3234
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#332F2E
Tetradic (Rectangle)4 hues forming a rectangle
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#2E3234
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#322E33
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#332F2E
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#2F332E
MonochromaticSingle hue with varying saturation and lightness
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#000000
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#000000
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#2E3234
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#5D6569
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#90999D

♿ WCAG Contrast Colors

Learn More →
Aa14px Body
High Contrast Text
#B9BEC1Ratio 6.9:1AA
Suitable for body text, headings, and primary content, ensuring readability for all users
Aa14px Body
Standard Text
#9698A2Ratio 4.5:1AA
Suitable for regular body content, meeting WCAG AA standards
Aa14px Body
Large Text / UI Components
#7D7887Ratio 3:1AA Large
Suitable for large text (≥18px bold or ≥24px), icons, UI component boundaries
Aa14px Body
Decorative / Dividers
#675B63Ratio 2:1Fail
Suitable for decorative elements, dividers, non-essential text
Lightness VariationFixed hue and saturation, proportional lightness scaling 30%→100%
#0E1010Copy
#131516Copy
#181A1BCopy
#1D1F20Copy
#242729Copy
#292C2ECopy
#2E3133Copy
Saturation VariationFixed hue and lightness, proportional saturation scaling 40%→100%
#2F3131Copy
#2F3132Copy
#2F3132Copy
#2F3132Copy
#2E3133Copy
#2E3133Copy
#2E3133Copy
Lightness + Saturation Mixed VariationSimultaneous lightness and saturation proportional scaling
#0F0F10Copy
#141515Copy
#191A1ACopy
#1D1F20Copy
#242728Copy
#292C2ECopy
#2E3133Copy
Hue Fine-TuningFixed saturation and lightness, stepwise hue fine-tuning ±15°
#2E3333Copy
#2E3233Copy
#2E3233Copy
#2E3133Copy
#2E3133Copy
#2E3033Copy
#2E3033Copy

💡 Use Cases

📷

Professional Cameras

The Black Gray body of Leica and Hasselblad is a totem of faith for photographers,低调 (understatedly) accompanying every creation.

🏍️

Heavy Motorcycles

Harley-Davidson's Dark Custom series features the classic pairing of Black Gray metallic paint and chrome parts.

💼

High-end Luggage

Rimowa's Black Gray aluminum-magnesium alloy suitcases balance light weight and strength with an understated business temperament.

🪑

Industrial Furniture

The Black Gray version of Italian injection-molded chairs is more dirt-resistant than pure white and more layered than pure black.

📜 Origin & History

RAL 7021 Black Gray is a classic color code within the German industrial color standard system, first published in 1927. The RAL standard was initiated and established by the German Imperial Railway Company to unify color specifications for German industrial products, with Black Gray being applied to the chassis paint of locomotives and heavy machinery.

During World War II, Black Gray became the基准 (reference) color for German armored units. The dark gray base of Tiger and Panther tanks provided good concealment in shadows and forests; this functional color was extensively studied and adopted by the victorious Allied armies after the war.

In the 1970s, Black Gray moved from the military industry into the高端 (high-end) civilian product sector. Leica cameras pioneered the classic combination of a Black Gray body with a silver lens, perfectly merging an industrial feel with precision optical temperament, establishing the aesthetic standard for professional photography equipment.

In contemporary home design, Black Gray has been applied to injection-molded furniture by Italian brands like Kartell and Magis. Black Gray plastic chairs, softer than pure black, display subtle gray textures under light, injecting warmth and texture into mass-produced industrial products.

🧠 Color Psychology

ProfoundMore包容 (inclusive) than pure black with that extra layer of gray, like the night which is never totally black but always has a faint light shining through.
ProfessionalDeeply associated with German industrial standards and precision instruments, conveying a rigorous and reliable professional image.
AuthoritativeAn unapproachable, deep tone that自带 (carries its own) aura, suitable for occasions where decisiveness and control need to be demonstrated.
MysteriousThe dark night-like dense base color conceals the unknown, drawing one in with visual tension to investigate further.
RestrainedAn extreme rationality that收起 (retracts) excess gloss and emotion, the spiritual core of mature industrial aesthetics.
InclusiveA profound base color that can accommodate almost all colors without conflict, just as the night envelops all things.