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#003399 · #6698CB · #F2F5F7 · #B5CCFB · #CC0000

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 AppData Visualization

Color Details Color Details

#003399

Indigo · MidnightBlue · Prussian Blue

HEX
#003399
RGB
rgb(0, 51, 153)
HSL
hsl(220, 100%, 30%)
HSB
hsb(220, 100%, 60%)
CMYK
cmyk(100%, 67%, 0%, 40%)
Oklch
oklch(37.1% 0.173 262.1)

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

#6698CB

Azure · CornflowerBlue · Navy Blue

HEX
#6698CB
RGB
rgb(102, 152, 203)
HSL
hsl(210, 49%, 60%)
HSB
hsb(210, 50%, 80%)
CMYK
cmyk(50%, 25%, 0%, 20%)
Oklch
oklch(66.5% 0.093 249.9)

Traditional「Azure」· Paint「Navy Blue」· Creative Blush Sunrise

#F2F5F7

Sky Blue · Snow · Sky Blue

HEX
#F2F5F7
RGB
rgb(242, 245, 247)
HSL
hsl(204, 24%, 96%)
HSB
hsb(204, 2%, 97%)
CMYK
cmyk(2%, 1%, 0%, 3%)
Oklch
oklch(96.8% 0.004 236.5)

Traditional「Sky Blue」· Paint「Sky Blue」· Creative Twilight Haze

#B5CCFB

Azure · LightBlue · Sky Blue

HEX
#B5CCFB
RGB
rgb(181, 204, 251)
HSL
hsl(220, 90%, 85%)
HSB
hsb(220, 28%, 98%)
CMYK
cmyk(28%, 19%, 0%, 2%)
Oklch
oklch(84.4% 0.071 264.5)

Traditional「Azure」· Paint「Sky Blue」· Creative Twilight Haze

#CC0000

Vermilion · Red · Wine Red

HEX
#CC0000
RGB
rgb(204, 0, 0)
HSL
hsl(0, 100%, 40%)
HSB
hsb(0, 100%, 80%)
CMYK
cmyk(0%, 100%, 100%, 20%)
Oklch
oklch(53.1% 0.218 29.2)

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

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

003399
996600

Analogous

008099
003399
1A0099

Triadic

003399
990033
339900

Split-Comp.

003399
991A00
7F9900

Tetradic

003399
99007F
996600
009919

Contrast Matrix WCAG 2.1 Contrast

003399
6698CB
F2F5F7
B5CCFB
CC0000
—
3.6
AA Large
9.9
AAA
6.7
AA
1.8
Fail
3.6
AA Large
—
2.8
Fail
1.9
Fail
1.9
Fail
9.9
AAA
2.8
Fail
—
1.5
Fail
5.4
AA
6.7
AA
1.9
Fail
1.5
Fail
—
3.6
AA Large
1.8
Fail
1.9
Fail
5.4
AA
3.6
AA Large
—
White BG
10.9AAA
3.0AA Large
1.1Fail
1.6Fail
5.9AA
Black BG
1.9Fail
6.9AA
19.2AAA
13.0AAA
3.6AA Large

Color Blindness Simulation Color Blindness Simulation

Protanopia

161780
7C7CBF
F3F3F7
BFBFF0
747200

Deuteranopia

130F7A
7975BC
F3F3F6
BEBCED
808F00

Tritanopia

036D69
68B5B3
F2F6F6
B6E7E5
C20000

Achromatopsia

2F2F2F
8F8F8F
F4F4F4
CACACA
3D3D3D

Shades & Tints Shades & Tints

#003399

Dark
Light

#6698CB

Dark
Light

#F2F5F7

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #003399;
  --color-2: #6698cb;
  --color-3: #f2f5f7;
  --color-4: #b5ccfb;
  --color-5: #cc0000;
}

SCSS

$color-1: #003399;
$color-2: #6698cb;
$color-3: #f2f5f7;
$color-4: #b5ccfb;
$color-5: #cc0000;

TAILWIND

colors: {
  'brand-1': '#003399',
  'brand-2': '#6698cb',
  'brand-3': '#f2f5f7',
  'brand-4': '#b5ccfb',
  'brand-5': '#cc0000',
}

RGB Array

[0, 51, 153], [102, 152, 203], [242, 245, 247], [181, 204, 251], [204, 0, 0]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #003399, #6698CB, #F2F5F7, #B5CCFB, #CC0000 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: #003399; --color-2: #6698cb; --color-3: #f2f5f7; --color-4: #b5ccfb; --color-5: #cc0000. 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 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