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#1A1E29 · #18181A · #343161 · #373A6B · #433E7A

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

Scene Recommendations Scene Recommendations

Emotion EMOTION

ProfoundPremiumCool

Industry INDUSTRY

FinanceLuxury

UI Context UI CONTEXT

Dark ThemeCorporate

Color Details Color Details

#1A1E29

Indigo · Black · Deep Sea Blue

HEX
#1A1E29
RGB
rgb(26, 30, 41)
HSL
hsl(224, 22%, 13%)
HSB
hsb(224, 37%, 16%)
CMYK
cmyk(37%, 27%, 0%, 84%)
Oklch
oklch(23.6% 0.022 269.1)

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

#18181A

Ink Black · Black · Jet Black

HEX
#18181A
RGB
rgb(24, 24, 26)
HSL
hsl(240, 4%, 10%)
HSB
hsb(240, 8%, 10%)
CMYK
cmyk(8%, 8%, 0%, 90%)
Oklch
oklch(21.0% 0.004 286.1)

Traditional「Ink Black」· Paint「Jet Black」· Creative Midnight Shadow

#343161

Deep Indigo · DarkSlateGray · Prussian Blue

HEX
#343161
RGB
rgb(52, 49, 97)
HSL
hsl(244, 33%, 29%)
HSB
hsb(244, 49%, 38%)
CMYK
cmyk(46%, 49%, 0%, 62%)
Oklch
oklch(34.2% 0.082 284.0)

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

#373A6B

Indigo · DarkSlateGray · Prussian Blue

HEX
#373A6B
RGB
rgb(55, 58, 107)
HSL
hsl(237, 32%, 32%)
HSB
hsb(237, 49%, 42%)
CMYK
cmyk(49%, 46%, 0%, 58%)
Oklch
oklch(37.1% 0.083 278.9)

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

#433E7A

Deep Indigo · DarkSlateBlue · Prussian Blue

HEX
#433E7A
RGB
rgb(67, 62, 122)
HSL
hsl(245, 33%, 36%)
HSB
hsb(245, 49%, 48%)
CMYK
cmyk(45%, 49%, 0%, 52%)
Oklch
oklch(40.0% 0.099 284.8)

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

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

1A1E29
28251A

Analogous

1A2528
1A1E29
1D1A28

Triadic

1A1E29
281A1E
1E281A

Split-Comp.

1A1E29
281D1A
25281A

Tetradic

1A1E29
281A25
28251A
1A281D

Contrast Matrix WCAG 2.1 Contrast

1A1E29
18181A
343161
373A6B
433E7A
—
1.1
Fail
1.4
Fail
1.6
Fail
1.8
Fail
1.1
Fail
—
1.5
Fail
1.7
Fail
1.9
Fail
1.4
Fail
1.5
Fail
—
1.1
Fail
1.3
Fail
1.6
Fail
1.7
Fail
1.1
Fail
—
1.1
Fail
1.8
Fail
1.9
Fail
1.3
Fail
1.1
Fail
—
White BG
16.6AAA
17.7AAA
11.9AAA
10.6AAA
9.5AAA
Black BG
1.3Fail
1.2Fail
1.8Fail
2.0Fail
2.2Fail

Color Blindness Simulation Color Blindness Simulation

Protanopia

1C1C26
18181A
333355
38385F
41416B

Deuteranopia

1C1B26
181819
333353
38385C
414268

Tritanopia

1A2424
181919
344C4A
375654
43605E

Achromatopsia

1E1E1E
181818
373737
3F3F3F
464646

Shades & Tints Shades & Tints

#1A1E29

Dark
Light

#18181A

Dark
Light

#343161

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #1a1e29;
  --color-2: #18181a;
  --color-3: #343161;
  --color-4: #373a6b;
  --color-5: #433e7a;
}

SCSS

$color-1: #1a1e29;
$color-2: #18181a;
$color-3: #343161;
$color-4: #373a6b;
$color-5: #433e7a;

TAILWIND

colors: {
  'brand-1': '#1a1e29',
  'brand-2': '#18181a',
  'brand-3': '#343161',
  'brand-4': '#373a6b',
  'brand-5': '#433e7a',
}

RGB Array

[26, 30, 41], [24, 24, 26], [52, 49, 97], [55, 58, 107], [67, 62, 122]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #1A1E29, #18181A, #343161, #373A6B, #433E7A is ideal for: brand design, premium product pages, magazine layouts, tech websites, dark mode UIs, game UIs. Low-saturation colors convey a sophisticated, premium feel. 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: #1a1e29; --color-2: #18181a; --color-3: #343161; --color-4: #373a6b; --color-5: #433e7a. 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 finance, legal, luxury 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