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#FF5500 · #CC1433 · #991F70 · #5A1F66 · #180A33

A 5-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 App

Color Details Color Details

#FF5500

Tangerine · OrangeRed · Amber Brown

HEX
#FF5500
RGB
rgb(255, 85, 0)
HSL
hsl(20, 100%, 50%)
HSB
hsb(20, 100%, 100%)
CMYK
cmyk(0%, 67%, 100%, 0%)
Oklch
oklch(67.6% 0.217 38.8)

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

#CC1433

Vermilion · Crimson · Passion Red

HEX
#CC1433
RGB
rgb(204, 20, 51)
HSL
hsl(350, 82%, 44%)
HSB
hsb(350, 90%, 80%)
CMYK
cmyk(0%, 90%, 75%, 20%)
Oklch
oklch(54.0% 0.209 21.5)

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

#991F70

Rose Purple · Purple · Camellia

HEX
#991F70
RGB
rgb(153, 31, 112)
HSL
hsl(320, 66%, 36%)
HSB
hsb(320, 80%, 60%)
CMYK
cmyk(0%, 80%, 27%, 40%)
Oklch
oklch(47.0% 0.175 345.4)

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

#5A1F66

Royal Purple · DarkSlateBlue · Eggplant

HEX
#5A1F66
RGB
rgb(90, 31, 102)
HSL
hsl(290, 53%, 26%)
HSB
hsb(290, 70%, 40%)
CMYK
cmyk(12%, 70%, 0%, 60%)
Oklch
oklch(36.2% 0.129 320.5)

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

#180A33

Deep Indigo · Black · Dark Purple

HEX
#180A33
RGB
rgb(24, 10, 51)
HSL
hsl(260, 67%, 12%)
HSB
hsb(260, 80%, 20%)
CMYK
cmyk(53%, 80%, 0%, 80%)
Oklch
oklch(19.5% 0.076 293.8)

Traditional「Deep Indigo」· Paint「Dark Purple」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

FF5500
00AAFF

Analogous

FF002B
FF5500
FFD400

Triadic

FF5500
00FF55
5500FF

Split-Comp.

FF5500
00FFD5
002AFF

Tetradic

FF5500
2BFF00
00AAFF
D400FF

Contrast Matrix WCAG 2.1 Contrast

FF5500
CC1433
991F70
5A1F66
180A33
—
1.8
Fail
2.4
Fail
3.6
AA Large
5.8
AA
1.8
Fail
—
1.3
Fail
2.0
Fail
3.3
AA Large
2.4
Fail
1.3
Fail
—
1.5
Fail
2.5
Fail
3.6
AA Large
2.0
Fail
1.5
Fail
—
1.6
Fail
5.8
AA
3.3
AA Large
2.5
Fail
1.6
Fail
—
White BG
3.2AA Large
5.7AA
7.5AAA
11.5AAA
18.6AAA
Black BG
6.6AA
3.7AA Large
2.8Fail
1.8Fail
1.1Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

B5B415
7C7B2B
64635C
404055
121229

Deuteranopia

BFCC1A
87952A
6B7458
444851
131427

Tritanopia

F72528
C32624
934D4A
574744
172120

Achromatopsia

7E7E7E
4F4F4F
4D4D4D
393939
131313

Shades & Tints Shades & Tints

#FF5500

Dark
Light

#CC1433

Dark
Light

#991F70

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #ff5500;
  --color-2: #cc1433;
  --color-3: #991f70;
  --color-4: #5a1f66;
  --color-5: #180a33;
}

SCSS

$color-1: #ff5500;
$color-2: #cc1433;
$color-3: #991f70;
$color-4: #5a1f66;
$color-5: #180a33;

TAILWIND

colors: {
  'brand-1': '#ff5500',
  'brand-2': '#cc1433',
  'brand-3': '#991f70',
  'brand-4': '#5a1f66',
  'brand-5': '#180a33',
}

RGB Array

[255, 85, 0], [204, 20, 51], [153, 31, 112], [90, 31, 102], [24, 10, 51]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #FF5500, #CC1433, #991F70, #5A1F66, #180A33 is ideal for: social media posters, mobile apps, e-commerce promos, tech websites, dark mode UIs, game UIs. 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: #ff5500; --color-2: #cc1433; --color-3: #991f70; --color-4: #5a1f66; --color-5: #180a33. 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. 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