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#040308 · #290715 · #A33325 · #F06723 · #3A2A2D

warm

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

HarmoniousVersatileWarmCool

Industry INDUSTRY

E-commerceBusiness

UI Context UI CONTEXT

Web PageComponent LibraryData Visualization

Color Details Color Details

#040308

Deep Indigo · Black · Deep Sea Blue

HEX
#040308
RGB
rgb(4, 3, 8)
HSL
hsl(252, 45%, 2%)
HSB
hsb(252, 63%, 3%)
CMYK
cmyk(50%, 63%, 0%, 97%)
Oklch
oklch(10.4% 0.017 294.8)

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

#290715

Dark Violet · Black · Raspberry

HEX
#290715
RGB
rgb(41, 7, 21)
HSL
hsl(335, 71%, 9%)
HSB
hsb(335, 83%, 16%)
CMYK
cmyk(0%, 83%, 49%, 84%)
Oklch
oklch(19.7% 0.059 358.4)

Traditional「Dark Violet」· Paint「Raspberry」· Creative Blush Sunrise

#A33325

Vermilion · Brown · Wine Red

HEX
#A33325
RGB
rgb(163, 51, 37)
HSL
hsl(7, 63%, 39%)
HSB
hsb(7, 77%, 64%)
CMYK
cmyk(0%, 69%, 77%, 36%)
Oklch
oklch(48.6% 0.150 30.4)

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

#F06723

Tangerine · Chocolate · Warm Sun

HEX
#F06723
RGB
rgb(240, 103, 35)
HSL
hsl(20, 87%, 54%)
HSB
hsb(20, 85%, 94%)
CMYK
cmyk(0%, 57%, 85%, 6%)
Oklch
oklch(67.6% 0.185 42.9)

Traditional「Tangerine」· Paint「Warm Sun」· Creative Blush Sunrise

#3A2A2D

Crimson · DarkSlateGray · Deep Berry

HEX
#3A2A2D
RGB
rgb(58, 42, 45)
HSL
hsl(349, 16%, 20%)
HSB
hsb(349, 28%, 23%)
CMYK
cmyk(0%, 28%, 22%, 77%)
Oklch
oklch(30.5% 0.024 6.1)

Traditional「Crimson」· Paint「Deep Berry」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

040308
060703

Analogous

030407
040308
060307

Triadic

040308
070403
030704

Split-Comp.

040308
070603
040703

Tetradic

040308
070304
060703
030706

Contrast Matrix WCAG 2.1 Contrast

040308
290715
A33325
F06723
3A2A2D
—
1.1
Fail
3.0
Fail
6.5
AA
1.5
Fail
1.1
Fail
—
2.7
Fail
5.9
AA
1.4
Fail
3.0
Fail
2.7
Fail
—
2.2
Fail
2.0
Fail
6.5
AA
5.9
AA
2.2
Fail
—
4.3
AA Large
1.5
Fail
1.4
Fail
2.0
Fail
4.3
AA Large
—
White BG
20.6AAA
18.5AAA
6.9AA
3.1AA Large
13.6AAA
Black BG
1.0Fail
1.1Fail
3.1AA Large
6.7AA
1.5Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

040407
1A1A12
737128
B5B333
33332C

Deuteranopia

040407
1C1F11
798129
BDC737
34352C

Tritanopia

040606
270F0E
9D2B2C
E94043
392C2C

Achromatopsia

040404
131313
535353
888888
2F2F2F

Shades & Tints Shades & Tints

#040308

Dark
Light

#290715

Dark
Light

#A33325

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #040308;
  --color-2: #290715;
  --color-3: #a33325;
  --color-4: #f06723;
  --color-5: #3a2a2d;
}

SCSS

$color-1: #040308;
$color-2: #290715;
$color-3: #a33325;
$color-4: #f06723;
$color-5: #3a2a2d;

TAILWIND

colors: {
  'brand-1': '#040308',
  'brand-2': '#290715',
  'brand-3': '#a33325',
  'brand-4': '#f06723',
  'brand-5': '#3a2a2d',
}

RGB Array

[4, 3, 8], [41, 7, 21], [163, 51, 37], [240, 103, 35], [58, 42, 45]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This warm-style palette of #040308, #290715, #A33325, #F06723, #3A2A2D is ideal for: tech websites, dark mode UIs, game UIs, infographics, data visualization, accessible design. High contrast ensures clear visual hierarchy and readability. It is a balanced and harmonious choice among 5-color palettes.

How to use this palette in CSS or frontend projects?

Copy the CSS variables directly: --color-1: #040308; --color-2: #290715; --color-3: #a33325; --color-4: #f06723; --color-5: #3a2a2d. 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. 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 warm-style 5-color scheme is especially suited for tech, SaaS, healthcare, eco industries. 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