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#330000 · #663333 · #99CCCC · #336666 · #003333

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

#330000

Vermilion · Black · Deep Berry

HEX
#330000
RGB
rgb(51, 0, 0)
HSL
hsl(0, 100%, 10%)
HSB
hsb(0, 100%, 20%)
CMYK
cmyk(0%, 100%, 100%, 80%)
Oklch
oklch(20.2% 0.083 29.2)

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

#663333

Crimson · DarkOliveGreen · Wine Red

HEX
#663333
RGB
rgb(102, 51, 51)
HSL
hsl(0, 33%, 30%)
HSB
hsb(0, 50%, 40%)
CMYK
cmyk(0%, 50%, 50%, 60%)
Oklch
oklch(38.7% 0.073 21.0)

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

#99CCCC

Sky Blue · LightSteelBlue · Lake Green

HEX
#99CCCC
RGB
rgb(153, 204, 204)
HSL
hsl(180, 33%, 70%)
HSB
hsb(180, 25%, 80%)
CMYK
cmyk(25%, 0%, 0%, 20%)
Oklch
oklch(81.0% 0.053 196.2)

Traditional「Sky Blue」· Paint「Lake Green」· Creative Arctic Pool

#336666

Slate Blue · DarkSlateGray · Mint Ice

HEX
#336666
RGB
rgb(51, 102, 102)
HSL
hsl(180, 33%, 30%)
HSB
hsb(180, 50%, 40%)
CMYK
cmyk(50%, 0%, 0%, 60%)
Oklch
oklch(47.5% 0.055 195.5)

Traditional「Slate Blue」· Paint「Mint Ice」· Creative Blush Sunrise

#003333

Lake Blue · DarkSlateGray · Peacock Green

HEX
#003333
RGB
rgb(0, 51, 51)
HSL
hsl(180, 100%, 10%)
HSB
hsb(180, 100%, 20%)
CMYK
cmyk(100%, 0%, 0%, 80%)
Oklch
oklch(29.1% 0.050 194.8)

Traditional「Lake Blue」· Paint「Peacock Green」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

330000
003333

Analogous

33001A
330000
331A00

Triadic

330000
003300
000033

Split-Comp.

330000
00331A
001A33

Tetradic

330000
1A3300
003333
1A0033

Contrast Matrix WCAG 2.1 Contrast

330000
663333
99CCCC
336666
003333
—
1.8
Fail
10.4
AAA
2.8
Fail
1.3
Fail
1.8
Fail
—
5.7
AA
1.5
Fail
1.4
Fail
10.4
AAA
5.7
AA
—
3.7
AA Large
7.8
AAA
2.8
Fail
1.5
Fail
3.7
AA Large
—
2.1
Fail
1.3
Fail
1.4
Fail
7.8
AAA
2.1
Fail
—
White BG
18.4AAA
10.1AAA
1.8Fail
6.5AA
13.8AAA
Black BG
1.1Fail
2.1Fail
11.9AAA
3.2AA Large
1.5Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

1D1C00
504F33
AFB0CC
494A66
161733

Deuteranopia

202400
535733
ACA8CC
464266
130F33

Tritanopia

300000
633333
9CCCCC
366666
033333

Achromatopsia

0F0F0F
424242
BDBDBD
575757
242424

Shades & Tints Shades & Tints

#330000

Dark
Light

#663333

Dark
Light

#99CCCC

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #330000;
  --color-2: #663333;
  --color-3: #99cccc;
  --color-4: #336666;
  --color-5: #003333;
}

SCSS

$color-1: #330000;
$color-2: #663333;
$color-3: #99cccc;
$color-4: #336666;
$color-5: #003333;

TAILWIND

colors: {
  'brand-1': '#330000',
  'brand-2': '#663333',
  'brand-3': '#99cccc',
  'brand-4': '#336666',
  'brand-5': '#003333',
}

RGB Array

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

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #330000, #663333, #99CCCC, #336666, #003333 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: #330000; --color-2: #663333; --color-3: #99cccc; --color-4: #336666; --color-5: #003333. 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