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#FF9933 · #DD0000 · #EEEEEE · #0071BC

A 4-color palette palette · Complete color analysis and application guide

Scene Recommendations Scene Recommendations

Emotion EMOTION

PassionateDynamicWarmCool

Industry INDUSTRY

EntertainmentFMCG

UI Context UI CONTEXT

Sale PromoSocial AppData Visualization

Color Details Color Details

#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)

TraditionalGinger」· PaintWarm Sun」· Creative Blush Sunrise

#DD0000

Vermilion · Red · Passion Red

HEX
#DD0000
RGB
rgb(221, 0, 0)
HSL
hsl(0, 100%, 43%)
HSB
hsb(0, 100%, 87%)
CMYK
cmyk(0%, 100%, 100%, 13%)
Oklch
oklch(56.4% 0.231 29.2)

TraditionalVermilion」· PaintPassion Red」· Creative Blush Sunrise

#EEEEEE

Plain White · Linen · Cloud White

HEX
#EEEEEE
RGB
rgb(238, 238, 238)
HSL
hsl(0, 0%, 93%)
HSB
hsb(0, 0%, 93%)
CMYK
cmyk(0%, 0%, 0%, 7%)
Oklch
oklch(94.9% 0.000 89.9)

TraditionalPlain White」· PaintCloud White」· Creative Morning Mist

#0071BC

Lake Blue · Teal · Prussian Blue

HEX
#0071BC
RGB
rgb(0, 113, 188)
HSL
hsl(204, 100%, 37%)
HSB
hsb(204, 100%, 74%)
CMYK
cmyk(100%, 40%, 0%, 26%)
Oklch
oklch(53.6% 0.144 248.0)

TraditionalLake Blue」· PaintPrussian Blue」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

FF9933
3399FF

Analogous

FF3333
FF9933
FFFF33

Triadic

FF9933
33FF99
9933FF

Split-Comp.

FF9933
33FFFF
3333FF

Tetradic

FF9933
33FF33
3399FF
FF33FF

Contrast Matrix WCAG 2.1 Contrast

FF9933
DD0000
EEEEEE
0071BC
2.4
Fail
1.8
Fail
2.4
Fail
2.4
Fail
4.4
AA Large
1.0
Fail
1.8
Fail
4.4
AA Large
4.4
AA Large
2.4
Fail
1.0
Fail
4.4
AA Large
White BG
2.1Fail
5.2AA
1.2Fail
5.1AA
Black BG
9.9AAA
4.1AA Large
18.1AAA
4.1AA Large

Color Blindness Simulation Color Blindness Simulation

Protanopia

D3D24C
7D7B00
EEEEEE
3132AA

Deuteranopia

D9E052
8A9B00
EEEEEE
2A22A6

Tritanopia

FA5F63
D20000
EEEEEE
069C98

Achromatopsia

ACACAC
424242
EEEEEE
585858

Shades & Tints Shades & Tints

#FF9933

Dark
Light

#DD0000

Dark
Light

#EEEEEE

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #ff9933;
  --color-2: #dd0000;
  --color-3: #eeeeee;
  --color-4: #0071bc;
}

SCSS

$color-1: #ff9933;
$color-2: #dd0000;
$color-3: #eeeeee;
$color-4: #0071bc;

TAILWIND

colors: {
  'brand-1': '#ff9933',
  'brand-2': '#dd0000',
  'brand-3': '#eeeeee',
  'brand-4': '#0071bc',
}

RGB Array

[255, 153, 51], [221, 0, 0], [238, 238, 238], [0, 113, 188]

FAQ FAQ

What scenarios is this 4-color palette suitable for?

This general-style palette of #FF9933, #DD0000, #EEEEEE, #0071BC 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 4-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #ff9933; --color-2: #dd0000; --color-3: #eeeeee; --color-4: #0071bc. 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 general-style 4-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