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#050505 · #670000 · #FFFFFF · #E80000

A 4-color palette palette · Complete color analysis and application guide

Scene Recommendations Scene Recommendations

Emotion EMOTION

HarmoniousVersatileWarm

Industry INDUSTRY

E-commerceBusiness

UI Context UI CONTEXT

Web PageComponent LibraryData Visualization

Color Details Color Details

#050505

Ink Black · Black · Jet Black

HEX
#050505
RGB
rgb(5, 5, 5)
HSL
hsl(0, 0%, 2%)
HSB
hsb(0, 0%, 2%)
CMYK
cmyk(0%, 0%, 0%, 98%)
Oklch
oklch(11.5% 0.000 89.9)

Traditional「Ink Black」· Paint「Jet Black」· Creative Midnight Shadow

#670000

Vermilion · Maroon · Deep Berry

HEX
#670000
RGB
rgb(103, 0, 0)
HSL
hsl(0, 100%, 20%)
HSB
hsb(0, 100%, 40%)
CMYK
cmyk(0%, 100%, 100%, 60%)
Oklch
oklch(32.3% 0.132 29.2)

Traditional「Vermilion」· Paint「Deep Berry」· Creative Blush Sunrise

#FFFFFF

Moonlight White · White · Cloud White

HEX
#FFFFFF
RGB
rgb(255, 255, 255)
HSL
hsl(0, 0%, 100%)
HSB
hsb(0, 0%, 100%)
CMYK
cmyk(0%, 0%, 0%, 0%)
Oklch
oklch(100.0% 0.000 89.9)

Traditional「Moonlight White」· Paint「Cloud White」· Creative Morning Mist

#E80000

Vermilion · Red · Passion Red

HEX
#E80000
RGB
rgb(232, 0, 0)
HSL
hsl(0, 100%, 45%)
HSB
hsb(0, 100%, 91%)
CMYK
cmyk(0%, 100%, 100%, 9%)
Oklch
oklch(58.5% 0.240 29.2)

Traditional「Vermilion」· Paint「Passion Red」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

050505
050505

Analogous

050505
050505
050505

Triadic

050505
050505
050505

Split-Comp.

050505
050505
050505

Tetradic

050505
050505
050505
050505

Contrast Matrix WCAG 2.1 Contrast

050505
670000
FFFFFF
E80000
—
1.5
Fail
20.4
AAA
4.3
AA Large
1.5
Fail
—
13.3
AAA
2.8
Fail
20.4
AAA
13.3
AAA
—
4.7
AA
4.3
AA Large
2.8
Fail
4.7
AA
—
White BG
20.4AAA
13.3AAA
1.0Fail
4.7AA
Black BG
1.0Fail
1.6Fail
21.0AAA
4.4AA Large

Color Blindness Simulation Color Blindness Simulation

Protanopia

050505
3A3900
FFFFFF
848100

Deuteranopia

050505
404800
FFFFFF
91A200

Tritanopia

050505
620000
FFFFFF
DC0000

Achromatopsia

050505
1F1F1F
FFFFFF
454545

Shades & Tints Shades & Tints

#050505

Dark
Light

#670000

Dark
Light

#FFFFFF

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #050505;
  --color-2: #670000;
  --color-3: #ffffff;
  --color-4: #e80000;
}

SCSS

$color-1: #050505;
$color-2: #670000;
$color-3: #ffffff;
$color-4: #e80000;

TAILWIND

colors: {
  'brand-1': '#050505',
  'brand-2': '#670000',
  'brand-3': '#ffffff',
  'brand-4': '#e80000',
}

RGB Array

[5, 5, 5], [103, 0, 0], [255, 255, 255], [232, 0, 0]

FAQ FAQ

What scenarios is this 4-color palette suitable for?

This general-style palette of #050505, #670000, #FFFFFF, #E80000 is ideal for: infographics, data visualization, accessible design. High contrast ensures clear visual hierarchy and readability. It is a balanced and harmonious choice among 4-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #050505; --color-2: #670000; --color-3: #ffffff; --color-4: #e80000. LangColor editor supports one-click export to CSS, SCSS, Tailwind, JSON and more. Click the "Export" button to choose your format.

What UI/UX design tips apply to this palette?

Medium-brightness colors suit brand primary and accent colors. Use the darkest for text, lightest for backgrounds, and mid-tones for emphasis. High-contrast palettes naturally meet WCAG accessibility standards. Use the "Contrast Matrix" tool in LangColor editor to check WCAG accessibility levels for every color pair.

Which industries or brands suit this palette?

This general-style 4-color scheme is especially suited for tech, SaaS, healthcare, eco industries. Click "AI Analysis" in the editor for more detailed brand color suggestions.

🎨 Open this palette in Editor →

Generated by LangColor online color tool · Breaking the barrier between language and color