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#0B0100 · #310303 · #731A00 · #A64407 · #F4E5A0

cool

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

PassionateDynamicWarm

Industry INDUSTRY

EntertainmentFMCG

UI Context UI CONTEXT

Sale PromoSocial AppData Visualization

Color Details Color Details

#0B0100

Vermilion · Black · Deep Berry

HEX
#0B0100
RGB
rgb(11, 1, 0)
HSL
hsl(5, 100%, 2%)
HSB
hsb(5, 100%, 4%)
CMYK
cmyk(0%, 91%, 100%, 96%)
Oklch
oklch(10.1% 0.033 38.8)

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

#310303

Vermilion · Black · Deep Berry

HEX
#310303
RGB
rgb(49, 3, 3)
HSL
hsl(0, 88%, 10%)
HSB
hsb(0, 94%, 19%)
CMYK
cmyk(0%, 94%, 94%, 81%)
Oklch
oklch(20.3% 0.075 27.2)

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

#731A00

Vermilion · Maroon · Wine Red

HEX
#731A00
RGB
rgb(115, 26, 0)
HSL
hsl(14, 100%, 23%)
HSB
hsb(14, 100%, 45%)
CMYK
cmyk(0%, 77%, 100%, 55%)
Oklch
oklch(36.7% 0.127 35.5)

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

#A64407

Tangerine · Sienna · Amber Brown

HEX
#A64407
RGB
rgb(166, 68, 7)
HSL
hsl(23, 92%, 34%)
HSB
hsb(23, 96%, 65%)
CMYK
cmyk(0%, 59%, 96%, 35%)
Oklch
oklch(51.1% 0.143 44.7)

Traditional「Tangerine」· Paint「Amber Brown」· Creative Blush Sunrise

#F4E5A0

Goose Yellow · Wheat · Lemon Cream

HEX
#F4E5A0
RGB
rgb(244, 229, 160)
HSL
hsl(49, 79%, 79%)
HSB
hsb(49, 34%, 96%)
CMYK
cmyk(0%, 6%, 34%, 4%)
Oklch
oklch(91.8% 0.089 97.4)

Traditional「Goose Yellow」· Paint「Lemon Cream」· Creative Lemon Fizz

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

0B0100
00090A

Analogous

0A0004
0B0100
0A0600

Triadic

0B0100
000A01
01000A

Split-Comp.

0B0100
000A06
00040A

Tetradic

0B0100
040A00
00090A
06000A

Contrast Matrix WCAG 2.1 Contrast

0B0100
310303
731A00
A64407
F4E5A0
—
1.1
Fail
1.8
Fail
3.4
AA Large
16.3
AAA
1.1
Fail
—
1.6
Fail
3.0
AA Large
14.5
AAA
1.8
Fail
1.6
Fail
—
1.8
Fail
8.8
AAA
3.4
AA Large
3.0
AA Large
1.8
Fail
—
4.8
AA
16.3
AAA
14.5
AAA
8.8
AAA
4.8
AA
—
White BG
20.6AAA
18.3AAA
11.2AAA
6.1AA
1.3Fail
Black BG
1.0Fail
1.1Fail
1.9Fail
3.5AA Large
16.6AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

070700
1D1D03
4C4C06
7C7B16
EEEDB1

Deuteranopia

070800
202303
525808
818919
EEF0B5

Tritanopia

0B0000
2F0303
6F0B0C
A12124
F3BEC1

Achromatopsia

040404
111111
323232
5A5A5A
E2E2E2

Shades & Tints Shades & Tints

#0B0100

Dark
Light

#310303

Dark
Light

#731A00

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #0b0100;
  --color-2: #310303;
  --color-3: #731a00;
  --color-4: #a64407;
  --color-5: #f4e5a0;
}

SCSS

$color-1: #0b0100;
$color-2: #310303;
$color-3: #731a00;
$color-4: #a64407;
$color-5: #f4e5a0;

TAILWIND

colors: {
  'brand-1': '#0b0100',
  'brand-2': '#310303',
  'brand-3': '#731a00',
  'brand-4': '#a64407',
  'brand-5': '#f4e5a0',
}

RGB Array

[11, 1, 0], [49, 3, 3], [115, 26, 0], [166, 68, 7], [244, 229, 160]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #0B0100, #310303, #731A00, #A64407, #F4E5A0 is ideal for: social media posters, mobile apps, e-commerce promos, tech websites, dark mode UIs, game UIs, infographics, data visualization, accessible design. Vivid colors effectively attract user attention. High contrast ensures clear visual hierarchy and readability. It is a vibrant and energetic choice among 5-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #0b0100; --color-2: #310303; --color-3: #731a00; --color-4: #a64407; --color-5: #f4e5a0. 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 cool-style 5-color scheme is especially suited for food & dining, entertainment, kids education, social industries. Bold colors convey vitality and innovation. 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