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#CC0000 · #FF0033 · #FF9900 · #CC9933 · #666666

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

PassionateDynamicWarm

Industry INDUSTRY

EntertainmentFMCG

UI Context UI CONTEXT

Sale PromoSocial App

Color Details Color Details

#CC0000

Vermilion · Red · Wine Red

HEX
#CC0000
RGB
rgb(204, 0, 0)
HSL
hsl(0, 100%, 40%)
HSB
hsb(0, 100%, 80%)
CMYK
cmyk(0%, 100%, 100%, 20%)
Oklch
oklch(53.1% 0.218 29.2)

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

#FF0033

Vermilion · Crimson · Passion Red

HEX
#FF0033
RGB
rgb(255, 0, 51)
HSL
hsl(348, 100%, 50%)
HSB
hsb(348, 100%, 100%)
CMYK
cmyk(0%, 100%, 80%, 0%)
Oklch
oklch(63.1% 0.255 23.6)

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

#FF9900

Ochre · Orange · Amber Brown

HEX
#FF9900
RGB
rgb(255, 153, 0)
HSL
hsl(36, 100%, 50%)
HSB
hsb(36, 100%, 100%)
CMYK
cmyk(0%, 40%, 100%, 0%)
Oklch
oklch(77.2% 0.174 64.6)

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

#CC9933

Ochre · GoldenRod · Honey Gold

HEX
#CC9933
RGB
rgb(204, 153, 51)
HSL
hsl(40, 60%, 50%)
HSB
hsb(40, 75%, 80%)
CMYK
cmyk(0%, 25%, 75%, 20%)
Oklch
oklch(71.4% 0.129 80.7)

Traditional「Ochre」· Paint「Honey Gold」· Creative Blush Sunrise

#666666

Ink Gray · DimGray · Charcoal

HEX
#666666
RGB
rgb(102, 102, 102)
HSL
hsl(0, 0%, 40%)
HSB
hsb(0, 0%, 40%)
CMYK
cmyk(0%, 0%, 0%, 60%)
Oklch
oklch(51.0% 0.000 89.9)

Traditional「Ink Gray」· Paint「Charcoal」· Creative Midnight Shadow

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

CC0000
00CCCC

Analogous

CC0066
CC0000
CC6600

Triadic

CC0000
00CC00
0000CC

Split-Comp.

CC0000
00CC66
0066CC

Tetradic

CC0000
66CC00
00CCCC
6600CC

Contrast Matrix WCAG 2.1 Contrast

CC0000
FF0033
FF9900
CC9933
666666
—
1.5
Fail
2.7
Fail
2.3
Fail
1.0
Fail
1.5
Fail
—
1.9
Fail
1.5
Fail
1.4
Fail
2.7
Fail
1.9
Fail
—
1.2
Fail
2.7
Fail
2.3
Fail
1.5
Fail
1.2
Fail
—
2.2
Fail
1.0
Fail
1.4
Fail
2.7
Fail
2.2
Fail
—
White BG
5.9AA
4.0AA Large
2.1Fail
2.6Fail
5.7AA
Black BG
3.6AA Large
5.3AA
9.8AAA
8.2AAA
3.7AA Large

Color Blindness Simulation Color Blindness Simulation

Protanopia

747200
918E27
D3D225
B6B54C
666666

Deuteranopia

808F00
9FB324
D9E02E
B9BD52
666666

Tritanopia

C20000
F21D1B
FA4249
C95F63
666666

Achromatopsia

3D3D3D
525252
A6A6A6
9D9D9D
666666

Shades & Tints Shades & Tints

#CC0000

Dark
Light

#FF0033

Dark
Light

#FF9900

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #cc0000;
  --color-2: #ff0033;
  --color-3: #ff9900;
  --color-4: #cc9933;
  --color-5: #666666;
}

SCSS

$color-1: #cc0000;
$color-2: #ff0033;
$color-3: #ff9900;
$color-4: #cc9933;
$color-5: #666666;

TAILWIND

colors: {
  'brand-1': '#cc0000',
  'brand-2': '#ff0033',
  'brand-3': '#ff9900',
  'brand-4': '#cc9933',
  'brand-5': '#666666',
}

RGB Array

[204, 0, 0], [255, 0, 51], [255, 153, 0], [204, 153, 51], [102, 102, 102]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #CC0000, #FF0033, #FF9900, #CC9933, #666666 is ideal for: social media posters, mobile apps, e-commerce promos. Vivid colors effectively attract user attention. 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: #cc0000; --color-2: #ff0033; --color-3: #ff9900; --color-4: #cc9933; --color-5: #666666. 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. 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 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