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#F5F6F8 · #474944 · #D8DDE1 · #6E7B8B · #303C4C

cool

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

HarmoniousVersatileCool

Industry INDUSTRY

E-commerceBusiness

UI Context UI CONTEXT

Web PageComponent LibraryData Visualization

Color Details Color Details

#F5F6F8

Azure · Snow · Sky Blue

HEX
#F5F6F8
RGB
rgb(245, 246, 248)
HSL
hsl(220, 18%, 97%)
HSB
hsb(220, 1%, 97%)
CMYK
cmyk(1%, 1%, 0%, 3%)
Oklch
oklch(97.3% 0.003 264.5)

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

#474944

Dark Cyan · DarkSlateGray · Charcoal

HEX
#474944
RGB
rgb(71, 73, 68)
HSL
hsl(84, 4%, 28%)
HSB
hsb(84, 7%, 29%)
CMYK
cmyk(3%, 0%, 7%, 71%)
Oklch
oklch(40.2% 0.009 124.7)

Traditional「Dark Cyan」· Paint「Charcoal」· Creative Midnight Shadow

#D8DDE1

Sky Blue · LightGray · Sky Blue

HEX
#D8DDE1
RGB
rgb(216, 221, 225)
HSL
hsl(207, 13%, 86%)
HSB
hsb(207, 4%, 88%)
CMYK
cmyk(4%, 2%, 0%, 12%)
Oklch
oklch(89.5% 0.008 241.7)

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

#6E7B8B

Indigo · SlateGray · Navy Blue

HEX
#6E7B8B
RGB
rgb(110, 123, 139)
HSL
hsl(213, 12%, 49%)
HSB
hsb(213, 21%, 55%)
CMYK
cmyk(21%, 12%, 0%, 45%)
Oklch
oklch(57.8% 0.029 253.7)

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

#303C4C

Indigo · DarkSlateGray · Prussian Blue

HEX
#303C4C
RGB
rgb(48, 60, 76)
HSL
hsl(214, 23%, 24%)
HSB
hsb(214, 37%, 30%)
CMYK
cmyk(37%, 21%, 0%, 70%)
Oklch
oklch(35.2% 0.032 255.7)

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

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

F5F6F8
F9F8F6

Analogous

F6F8F9
F5F6F8
F6F6F9

Triadic

F5F6F8
F9F6F7
F7F9F6

Split-Comp.

F5F6F8
F9F6F6
F8F9F6

Tetradic

F5F6F8
F9F6F8
F9F8F6
F6F9F6

Contrast Matrix WCAG 2.1 Contrast

F5F6F8
474944
D8DDE1
6E7B8B
303C4C
—
8.4
AAA
1.3
Fail
4.0
AA Large
10.3
AAA
8.4
AAA
—
6.7
AA
2.1
Fail
1.2
Fail
1.3
Fail
6.7
AA
—
3.2
AA Large
8.2
AAA
4.0
AA Large
2.1
Fail
3.2
AA Large
—
2.6
Fail
10.3
AAA
1.2
Fail
8.2
AAA
2.6
Fail
—
White BG
1.1Fail
9.1AAA
1.4Fail
4.3AA Large
11.2AAA
Black BG
19.4AAA
2.3Fail
15.3AAA
4.9AA
1.9Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

F5F5F8
484845
DADAE0
747487
353548

Deuteranopia

F5F5F7
484846
DADAE0
737286
353447

Tritanopia

F5F7F7
474646
D8DFDF
6F8483
314544

Achromatopsia

F6F6F6
484848
DCDCDC
797979
3A3A3A

Shades & Tints Shades & Tints

#F5F6F8

Dark
Light

#474944

Dark
Light

#D8DDE1

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #f5f6f8;
  --color-2: #474944;
  --color-3: #d8dde1;
  --color-4: #6e7b8b;
  --color-5: #303c4c;
}

SCSS

$color-1: #f5f6f8;
$color-2: #474944;
$color-3: #d8dde1;
$color-4: #6e7b8b;
$color-5: #303c4c;

TAILWIND

colors: {
  'brand-1': '#f5f6f8',
  'brand-2': '#474944',
  'brand-3': '#d8dde1',
  'brand-4': '#6e7b8b',
  'brand-5': '#303c4c',
}

RGB Array

[245, 246, 248], [71, 73, 68], [216, 221, 225], [110, 123, 139], [48, 60, 76]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This cool-style palette of #F5F6F8, #474944, #D8DDE1, #6E7B8B, #303C4C is ideal for: brand design, premium product pages, magazine layouts, infographics, data visualization, accessible design. Low-saturation colors convey a sophisticated, premium feel. High contrast ensures clear visual hierarchy and readability. It is a classic and elegant choice among 5-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #f5f6f8; --color-2: #474944; --color-3: #d8dde1; --color-4: #6e7b8b; --color-5: #303c4c. 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 cool-style 5-color scheme is especially suited for tech, SaaS, healthcare, eco industries. Restrained colors convey professionalism and trust. 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