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#663466 · #663336 · #FF3333 · #FF9933 · #FFFFCC

neon

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

FuturisticEnergeticRebelliousWarm

Industry INDUSTRY

GamingWeb3 / CryptoDeep Tech

UI Context UI CONTEXT

Dark Mode UIDashboardCampaign PageData Visualization

Color Details Color Details

#663466

Rose Purple · DarkSlateBlue · Eggplant

HEX
#663466
RGB
rgb(102, 52, 102)
HSL
hsl(300, 32%, 30%)
HSB
hsb(300, 49%, 40%)
CMYK
cmyk(0%, 49%, 0%, 60%)
Oklch
oklch(40.9% 0.101 327.2)

Traditional「Rose Purple」· Paint「Eggplant」· Creative Blush Sunrise

#663336

Crimson · DarkOliveGreen · Wine Red

HEX
#663336
RGB
rgb(102, 51, 54)
HSL
hsl(356, 33%, 30%)
HSB
hsb(356, 50%, 40%)
CMYK
cmyk(0%, 50%, 47%, 60%)
Oklch
oklch(38.8% 0.073 17.4)

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

#FF3333

Vermilion · Crimson · Passion Red

HEX
#FF3333
RGB
rgb(255, 51, 51)
HSL
hsl(0, 100%, 60%)
HSB
hsb(0, 80%, 100%)
CMYK
cmyk(0%, 80%, 80%, 0%)
Oklch
oklch(64.9% 0.237 27.0)

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

#FF9933

Ginger · Coral · Warm Sun

HEX
#FF9933
RGB
rgb(255, 153, 51)
HSL
hsl(30, 100%, 60%)
HSB
hsb(30, 80%, 100%)
CMYK
cmyk(0%, 40%, 80%, 0%)
Oklch
oklch(77.4% 0.163 60.3)

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

#FFFFCC

Fresh Green · LightYellow · Lemon Cream

HEX
#FFFFCC
RGB
rgb(255, 255, 204)
HSL
hsl(60, 100%, 90%)
HSB
hsb(60, 20%, 100%)
CMYK
cmyk(0%, 0%, 20%, 0%)
Oklch
oklch(98.8% 0.065 107.5)

Traditional「Fresh Green」· Paint「Lemon Cream」· Creative Lemon Fizz

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

663466
346534

Analogous

4D3465
663466
65344D

Triadic

663466
656534
346565

Split-Comp.

663466
4D6534
34654D

Tetradic

663466
654D34
346534
344D65

Contrast Matrix WCAG 2.1 Contrast

663466
663336
FF3333
FF9933
FFFFCC
—
1.1
Fail
2.6
Fail
4.4
AA Large
9.1
AAA
1.1
Fail
—
2.8
Fail
4.7
AA
9.8
AAA
2.6
Fail
2.8
Fail
—
1.7
Fail
3.5
AA Large
4.4
AA Large
4.7
AA
1.7
Fail
—
2.1
Fail
9.1
AAA
9.8
AAA
3.5
AA Large
2.1
Fail
—
White BG
9.3AAA
10.0AAA
3.6AA Large
2.1Fail
1.0Fail
Black BG
2.2Fail
2.1Fail
5.8AA
9.9AAA
20.4AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

50505A
504F35
A7A533
D3D24C
FFFFD8

Deuteranopia

535757
535735
B3C233
D9E052
FFFFDB

Tritanopia

63504E
633535
F53333
FA5F63
FFE2E4

Achromatopsia

494949
434343
707070
ACACAC
F9F9F9

Shades & Tints Shades & Tints

#663466

Dark
Light

#663336

Dark
Light

#FF3333

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #663466;
  --color-2: #663336;
  --color-3: #ff3333;
  --color-4: #ff9933;
  --color-5: #ffffcc;
}

SCSS

$color-1: #663466;
$color-2: #663336;
$color-3: #ff3333;
$color-4: #ff9933;
$color-5: #ffffcc;

TAILWIND

colors: {
  'brand-1': '#663466',
  'brand-2': '#663336',
  'brand-3': '#ff3333',
  'brand-4': '#ff9933',
  'brand-5': '#ffffcc',
}

RGB Array

[102, 52, 102], [102, 51, 54], [255, 51, 51], [255, 153, 51], [255, 255, 204]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This neon-style palette of #663466, #663336, #FF3333, #FF9933, #FFFFCC is ideal for: social media posters, mobile apps, e-commerce promos, 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: #663466; --color-2: #663336; --color-3: #ff3333; --color-4: #ff9933; --color-5: #ffffcc. 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 neon-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