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#1B2839 · #2B3849 · #4C5363 · #FFFAD9 · #FFB300

A 5-color palette 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

#1B2839

Indigo · DarkSlateGray · Deep Sea Blue

HEX
#1B2839
RGB
rgb(27, 40, 57)
HSL
hsl(214, 36%, 16%)
HSB
hsb(214, 53%, 22%)
CMYK
cmyk(53%, 30%, 0%, 78%)
Oklch
oklch(27.3% 0.037 255.4)

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

#2B3849

Indigo · DarkSlateGray · Prussian Blue

HEX
#2B3849
RGB
rgb(43, 56, 73)
HSL
hsl(214, 26%, 23%)
HSB
hsb(214, 41%, 29%)
CMYK
cmyk(41%, 23%, 0%, 71%)
Oklch
oklch(33.7% 0.035 255.3)

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

#4C5363

Indigo · DarkSlateGray · Prussian Blue

HEX
#4C5363
RGB
rgb(76, 83, 99)
HSL
hsl(222, 13%, 34%)
HSB
hsb(222, 23%, 39%)
CMYK
cmyk(23%, 16%, 0%, 61%)
Oklch
oklch(44.2% 0.028 266.6)

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

#FFFAD9

Fresh Green · LightYellow · Lemon Cream

HEX
#FFFAD9
RGB
rgb(255, 250, 217)
HSL
hsl(52, 100%, 93%)
HSB
hsb(52, 15%, 100%)
CMYK
cmyk(0%, 2%, 15%, 0%)
Oklch
oklch(98.1% 0.043 100.1)

Traditional「Fresh Green」· Paint「Lemon Cream」· Creative Lemon Fizz

#FFB300

Ochre · Orange · Honey Gold

HEX
#FFB300
RGB
rgb(255, 179, 0)
HSL
hsl(42, 100%, 50%)
HSB
hsb(42, 100%, 100%)
CMYK
cmyk(0%, 30%, 100%, 0%)
Oklch
oklch(81.8% 0.171 77.9)

Traditional「Ochre」· Paint「Honey Gold」· Creative Blush Sunrise

Color Harmonies Color Harmonies

Based on color wheel theory, calculated from primary color

Complementary

1B2839
372B1A

Analogous

1A3637
1B2839
1C1A37

Triadic

1B2839
371A27
27371A

Split-Comp.

1B2839
371C1A
36371A

Tetradic

1B2839
371A36
372B1A
1A371C

Contrast Matrix WCAG 2.1 Contrast

1B2839
2B3849
4C5363
FFFAD9
FFB300
—
1.3
Fail
1.9
Fail
14.1
AAA
8.3
AAA
1.3
Fail
—
1.5
Fail
11.3
AAA
6.6
AA
1.9
Fail
1.5
Fail
—
7.3
AAA
4.3
AA Large
14.1
AAA
11.3
AAA
7.3
AAA
—
1.7
Fail
8.3
AAA
6.6
AA
4.3
AA Large
1.7
Fail
—
White BG
14.9AAA
11.9AAA
7.7AAA
1.1Fail
1.8Fail
Black BG
1.4Fail
1.8Fail
2.7Fail
19.9AAA
11.7AAA

Color Blindness Simulation Color Blindness Simulation

Protanopia

212135
313145
4F4F5F
FDFDE1
DEDD2B

Deuteranopia

201F34
302F44
4F4E5E
FDFEE3
E3E836

Tritanopia

1C3231
2C4241
4C5C5B
FFE7E9
FB4E55

Achromatopsia

262626
363636
535353
F8F8F8
B5B5B5

Shades & Tints Shades & Tints

#1B2839

Dark
Light

#2B3849

Dark
Light

#4C5363

Dark
Light

Code Snippets Code Snippets

CSS Custom Properties

:root {
  --color-1: #1b2839;
  --color-2: #2b3849;
  --color-3: #4c5363;
  --color-4: #fffad9;
  --color-5: #ffb300;
}

SCSS

$color-1: #1b2839;
$color-2: #2b3849;
$color-3: #4c5363;
$color-4: #fffad9;
$color-5: #ffb300;

TAILWIND

colors: {
  'brand-1': '#1b2839',
  'brand-2': '#2b3849',
  'brand-3': '#4c5363',
  'brand-4': '#fffad9',
  'brand-5': '#ffb300',
}

RGB Array

[27, 40, 57], [43, 56, 73], [76, 83, 99], [255, 250, 217], [255, 179, 0]

FAQ FAQ

What scenarios is this 5-color palette suitable for?

This general-style palette of #1B2839, #2B3849, #4C5363, #FFFAD9, #FFB300 is ideal for: 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: #1b2839; --color-2: #2b3849; --color-3: #4c5363; --color-4: #fffad9; --color-5: #ffb300. 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 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