Black-Red

RAL 3007 standard black-red, extremely dark red-black from industrial color charts

HEX#3E1E20

RGBrgb(62, 30, 32)

HSLhsl(356, 35%, 18%)

HSVhsv(356, 52%, 24%)

CMYKcmyk(0%, 52%, 48%, 76%)

HEXA#3E1E20FF

RGBArgba(62, 30, 32, 1)

HSLAhsla(356, 35%, 18%, 1)

OKLCHoklch(53.1%, 0.051, 14)

LCHlch(44.9%, 11.7, 8)

🎨 Color Palettes

Analogous2-3 adjacent hues (≤60°)

Triadic3 hues spaced 120° apart

Split ComplementaryMain color + colors adjacent to its complement

Complementary2 hues spaced 180° apart

Tetradic (Rectangle)4 hues forming a rectangle

MonochromaticSingle hue with varying saturation and lightness

♿ WCAG Contrast Colors

Learn More →

Aa14px Body

High Contrast Text

#D4A5A9Ratio 6.9:1AA

Suitable for body text, headings, and primary content, ensuring readability for all users

Aa14px Body

Standard Text

#B38461Ratio 4.5:1AA

Suitable for regular body content, meeting WCAG AA standards

Aa14px Body

Large Text / UI Components

#757138Ratio 3:1AA Large

Suitable for large text (≥18px bold or ≥24px), icons, UI component boundaries

Aa14px Body

Decorative / Dividers

#32602ERatio 2:1Fail

Suitable for decorative elements, dividers, non-essential text

📊 Color Scales

Online Color Picker → Gradient Generator →

Lightness VariationFixed hue and saturation, proportional lightness scaling 30%→100%

#110809

#180C0C

#221112

#291415

#301719

#371B1C

#3E1E20

Saturation VariationFixed hue and lightness, proportional saturation scaling 40%→100%

#342728

#362627

#382426

#392224

#3B2123

#3D1F21

#3E1E20

Lightness + Saturation Mixed VariationSimultaneous lightness and saturation proportional scaling

#0E0B0C

#150F10

#1E1515

#261819

#2D1A1B

#351C1E

#3E1E20

Hue Fine-TuningFixed saturation and lightness, stepwise hue fine-tuning ±15°

#3E1E28

#3E1E25

#3E1E23

#3E1E20

#3E1E1E

#3E211E

#3E241E

💡 Use Cases

🏗️

Steel Structure Coatings

Industrial standard color for building curtain walls and steel frames, forming restrained, powerful contrast against white facades.

🏭

Industrial Equipment

Weather-resistant coating for heavy machinery and metal components, stabilizing color tones for long-term outdoor exposure.

🍷

Private Lounge Spaces

Wall palette for boutique bars and private clubs, crafting low-key, textured social atmospheres.

📚

Independent Bookstores

Visual identity shade for niche bookshops and fragrance brands, conveying rigorous, profound brand temperament.

📜 Origin & History

RAL 3007 Black-Red is the lowest-luminance standard red within Germany’s RAL color system. At the start of the 20th century, German industry pushed color standardization, and this dark red was adopted as a formal shade for architectural and industrial coatings.

RAL 3007 was designed to provide a stain-resistant, solemn red suited for industrial environments and heavy machinery. Less prone to visual aging outdoors than pure red, it maintains a neat appearance with minimal maintenance.

Pre-WWII German modernist architecture used RAL 3007 for steel structure coatings. Steel window frames of Bauhaus buildings adopted comparable dark red, forming restrained, powerful contrast against white walls.

In the late 20th century, RAL 3007 crossed over into commercial interior design. Restaurants, bars and boutique shops discovered this dark red creates private, premium atmospheres, migrating from industrial color charts to interior palettes.

RAL 3007 remains a vital standard shade for metal fabrication and architectural components today. Meanwhile, niche perfume brands and independent bookstores adopt it as corporate color, conveying an understated, textured brand attitude.

🧠 Color Psychology

Precise & DisciplinedAs an industrial standard shade, RAL Black-Red symbolizes German precision, reliability and consistent quality.

Understated PracticalityIt does not seek attention yet delivers dependable results. This dark red embodies the design philosophy of pragmatism.

Solid & SubstantialRAL Black-Red exudes tangible weight, reassuring and trustworthy like solid cast iron.

Professional RestraintFor occasions requiring solemn professionalism, RAL Black-Red serves as the safest yet impactful choice of red.

Durable & EnduringIndustrial weather-resistant standards grant it lasting quality and unchanging commitment against wind and rain.

Strong Sense of OrderStandardized hex values instill orderliness, where everything operates systematically following established specifications.

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