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#FF3300 · #8F0016 · #3C2C5D · #5C2F5A · #221F5A

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

#FF3300

Vermilion · OrangeRed · Passion Red

HEX
#FF3300
RGB
rgb(255, 51, 0)
HSL
hsl(12, 100%, 50%)
HSB
hsb(12, 100%, 100%)
CMYK
cmyk(0%, 80%, 100%, 0%)
Oklch
oklch(64.6% 0.241 32.6)

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

#8F0016

Vermilion · DarkRed · Wine Red

HEX
#8F0016
RGB
rgb(143, 0, 22)
HSL
hsl(351, 100%, 28%)
HSB
hsb(351, 100%, 56%)
CMYK
cmyk(0%, 100%, 85%, 44%)
Oklch
oklch(41.0% 0.166 24.2)

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

#3C2C5D

Deep Indigo · DarkSlateGray · Eggplant

HEX
#3C2C5D
RGB
rgb(60, 44, 93)
HSL
hsl(260, 36%, 27%)
HSB
hsb(260, 53%, 36%)
CMYK
cmyk(35%, 53%, 0%, 64%)
Oklch
oklch(33.7% 0.085 296.7)

Traditional「Deep Indigo」· Paint「Eggplant」· Creative Blush Sunrise

#5C2F5A

Rose Purple · DarkSlateBlue · Eggplant

HEX
#5C2F5A
RGB
rgb(92, 47, 90)
HSL
hsl(303, 32%, 27%)
HSB
hsb(303, 49%, 36%)
CMYK
cmyk(0%, 49%, 2%, 64%)
Oklch
oklch(38.1% 0.090 328.8)

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

#221F5A

Deep Indigo · MidnightBlue · Prussian Blue

HEX
#221F5A
RGB
rgb(34, 31, 90)
HSL
hsl(243, 49%, 24%)
HSB
hsb(243, 66%, 35%)
CMYK
cmyk(62%, 66%, 0%, 65%)
Oklch
oklch(28.3% 0.103 279.8)

Traditional「Deep Indigo」· Paint「Prussian Blue」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

FF3300
00CCFF

Analogous

FF004C
FF3300
FFB300

Triadic

FF3300
00FF33
3300FF

Split-Comp.

FF3300
00FFB3
004CFF

Tetradic

FF3300
4DFF00
00CCFF
B300FF

Contrast Matrix WCAG 2.1 Contrast

FF3300
8F0016
3C2C5D
5C2F5A
221F5A
—
2.6
Fail
3.3
AA Large
2.8
Fail
4.1
AA Large
2.6
Fail
—
1.3
Fail
1.1
Fail
1.5
Fail
3.3
AA Large
1.3
Fail
—
1.2
Fail
1.2
Fail
2.8
Fail
1.1
Fail
1.2
Fail
—
1.4
Fail
4.1
AA Large
1.5
Fail
1.2
Fail
1.4
Fail
—
White BG
3.7AA Large
9.6AAA
12.3AAA
10.5AAA
14.9AAA
Black BG
5.7AA
2.2Fail
1.7Fail
2.0Fail
1.4Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

A7A50C
515011
353551
494850
21214C

Deuteranopia

B3C20F
59640F
36374E
4B4E4D
212148

Tritanopia

F51618
880C0C
3B4846
5A4746
22403E

Achromatopsia

6A6A6A
2D2D2D
363636
414141
272727

Shades & Tints Shades & Tints

#FF3300

Dark
Light

#8F0016

Dark
Light

#3C2C5D

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #ff3300;
  --color-2: #8f0016;
  --color-3: #3c2c5d;
  --color-4: #5c2f5a;
  --color-5: #221f5a;
}

SCSS

$color-1: #ff3300;
$color-2: #8f0016;
$color-3: #3c2c5d;
$color-4: #5c2f5a;
$color-5: #221f5a;

TAILWIND

colors: {
  'brand-1': '#ff3300',
  'brand-2': '#8f0016',
  'brand-3': '#3c2c5d',
  'brand-4': '#5c2f5a',
  'brand-5': '#221f5a',
}

RGB Array

[255, 51, 0], [143, 0, 22], [60, 44, 93], [92, 47, 90], [34, 31, 90]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #FF3300, #8F0016, #3C2C5D, #5C2F5A, #221F5A 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: #ff3300; --color-2: #8f0016; --color-3: #3c2c5d; --color-4: #5c2f5a; --color-5: #221f5a. 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