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#040404 · #730704 · #B52713 · #F58821 · #303538

A 5-color palette palette · Complete color analysis and application guide

Scene Recommendations Scene Recommendations

Emotion EMOTION

HarmoniousVersatileWarmCool

Industry INDUSTRY

E-commerceBusiness

UI Context UI CONTEXT

Web PageComponent LibraryData Visualization

Color Details Color Details

#040404

Ink Black · Black · Jet Black

HEX
#040404
RGB
rgb(4, 4, 4)
HSL
hsl(0, 0%, 2%)
HSB
hsb(0, 0%, 2%)
CMYK
cmyk(0%, 0%, 0%, 98%)
Oklch
oklch(10.7% 0.000 89.9)

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

#730704

Vermilion · Maroon · Wine Red

HEX
#730704
RGB
rgb(115, 7, 4)
HSL
hsl(2, 93%, 23%)
HSB
hsb(2, 97%, 45%)
CMYK
cmyk(0%, 94%, 97%, 55%)
Oklch
oklch(35.3% 0.139 29.2)

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

#B52713

Vermilion · FireBrick · Wine Red

HEX
#B52713
RGB
rgb(181, 39, 19)
HSL
hsl(7, 81%, 39%)
HSB
hsb(7, 90%, 71%)
CMYK
cmyk(0%, 78%, 90%, 29%)
Oklch
oklch(50.5% 0.181 31.3)

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

#F58821

Tangerine · GoldenRod · Warm Sun

HEX
#F58821
RGB
rgb(245, 136, 33)
HSL
hsl(29, 91%, 55%)
HSB
hsb(29, 87%, 96%)
CMYK
cmyk(0%, 44%, 87%, 4%)
Oklch
oklch(73.2% 0.168 56.8)

Traditional「Tangerine」· Paint「Warm Sun」· Creative Blush Sunrise

#303538

Slate Blue · DarkSlateGray · Dark Stone

HEX
#303538
RGB
rgb(48, 53, 56)
HSL
hsl(202, 8%, 20%)
HSB
hsb(202, 14%, 22%)
CMYK
cmyk(14%, 5%, 0%, 78%)
Oklch
oklch(32.5% 0.009 233.9)

Traditional「Slate Blue」· Paint「Dark Stone」· Creative Midnight Shadow

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

040404
050505

Analogous

050505
040404
050505

Triadic

040404
050505
050505

Split-Comp.

040404
050505
050505

Tetradic

040404
050505
050505
050505

Contrast Matrix WCAG 2.1 Contrast

040404
730704
B52713
F58821
303538
—
1.7
Fail
3.2
AA Large
8.2
AAA
1.7
Fail
1.7
Fail
—
1.9
Fail
4.8
AA
1.0
Fail
3.2
AA Large
1.9
Fail
—
2.6
Fail
1.9
Fail
8.2
AAA
4.8
AA
2.6
Fail
—
5.0
AA
1.7
Fail
1.0
Fail
1.9
Fail
5.0
AA
—
White BG
20.5AAA
11.9AAA
6.4AA
2.5Fail
12.4AAA
Black BG
1.0Fail
1.8Fail
3.3AA Large
8.4AAA
1.7Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

040404
444305
787618
C6C53A
323237

Deuteranopia

040404
4B5305
808A19
CCD440
323137

Tritanopia

040404
6E0505
AE1C1D
F04E52
303737

Achromatopsia

040404
272727
4F4F4F
9D9D9D
343434

Shades & Tints Shades & Tints

#040404

Dark
Light

#730704

Dark
Light

#B52713

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #040404;
  --color-2: #730704;
  --color-3: #b52713;
  --color-4: #f58821;
  --color-5: #303538;
}

SCSS

$color-1: #040404;
$color-2: #730704;
$color-3: #b52713;
$color-4: #f58821;
$color-5: #303538;

TAILWIND

colors: {
  'brand-1': '#040404',
  'brand-2': '#730704',
  'brand-3': '#b52713',
  'brand-4': '#f58821',
  'brand-5': '#303538',
}

RGB Array

[4, 4, 4], [115, 7, 4], [181, 39, 19], [245, 136, 33], [48, 53, 56]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #040404, #730704, #B52713, #F58821, #303538 is ideal for: tech websites, dark mode UIs, game UIs, infographics, data visualization, accessible design. High contrast ensures clear visual hierarchy and readability. It is a balanced and harmonious choice among 5-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #040404; --color-2: #730704; --color-3: #b52713; --color-4: #f58821; --color-5: #303538. 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?

Dark tones work well as backgrounds; pair with light text for readability. Use the brightest color for CTA buttons and interactive elements. 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 5-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