/Palette

Slack Dark

Custom • 5 colors • ❄️ Cool

#1A1D21

#222529

#333639

#D1D2D3

#4A154B

Colors

💙

Intense Indigo

#1A1D21

RGB(26, 29, 33) • HSL(214°, 12%, 12%)

CMYK(21%, 12%, 0%, 87%)

Elegance, power, sophistication, mystery, authority

TimelessAppleLuxury

⚪

Intense Graphite

#222529

RGB(34, 37, 41) • HSL(214°, 9%, 15%)

CMYK(17%, 10%, 0%, 84%)

Elegance, power, sophistication, mystery, authority

TimelessAppleLuxury

⚪

Intense Silver

#333639

RGB(51, 54, 57) • HSL(210°, 6%, 21%)

CMYK(11%, 5%, 0%, 78%)

Neutrality, balance, professionalism, maturity

VersatileAppleCorporate

⚪

Pale Silver

#D1D2D3

RGB(209, 210, 211) • HSL(210°, 2%, 82%)

CMYK(1%, 0%, 0%, 17%)

Neutrality, balance, professionalism, maturity

VersatileAppleCorporate

💜

Slack Aubergine

#4A154B

RGB(74, 21, 75) • HSL(299°, 56%, 19%)

CMYK(1%, 72%, 0%, 71%)

Romance, sweetness, femininity, youth, tenderness

SoftBarbieWomen

Harmony

Custom

A unique combination tailored to your needs.

Confidence40%

Temperature

❄️

Cool

Contrast

Min1.1:1

Avg4.6:1

Max11.2:1

AA: 4.5:1 · AAA: 7:1

Palette Health Score

Accessibility

Harmony

Total

= Palette Health

Accessibility Matrix (WCAG)

Contrast ratio between all color pairs. AA requires 4.5:1 for text, AAA requires 7:1.


-	1.1:1Fail	1.39:1Fail	11.17:1AAA	1.21:1Fail
1.1:1Fail	-	1.27:1Fail	10.16:1AAA	1.1:1Fail
1.39:1Fail	1.27:1Fail	-	8.03:1AAA	1.15:1Fail
11.17:1AAA	10.16:1AAA	8.03:1AAA	-	9.25:1AAA
1.21:1Fail	1.1:1Fail	1.15:1Fail	9.25:1AAA	-

Color Blindness Simulation

How this palette appears to people with different types of color vision deficiency.

Original

Protanopia (red-blind)

~1.3%

Deuteranopia (green-blind)

~1.2%

Tritanopia (blue-blind)

~0.01%

Achromatopsia (total)

~0.003%

Psychology & Meaning

💜Creativity, Luxury, Mystery

🌫️Subtle, Sophisticated, Timeless

🌙Deep, Dramatic, Elegant

Recommended Uses

Corporate & Finance

Suitable for professional and financial services

Mobile Apps

Works well for mobile interfaces

Web Design

Suitable for modern websites

Palette Statistics

Type

Neutral

Temperature

❄️ Cool

Light / Dark

1 / 4

Avg Contrast

4.6:1

Hue Distribution

Red

Orange

Yellow

Green

Cyan

Blue4

Purple1

Pink

Color Properties

Avg Saturation17%

Avg Lightness30%

Hue Diversity40%

Contrast Analysis

Minimum

1.1:1

Average

4.6:1

Maximum

11.2:1

WCAG AA requires 4.5:1 for text, 3:1 for large text

Suggestions

✅

Well balanced palette! Good variety and contrast.

Harmony Analysis

Detected Harmony

Custom

A unique combination tailored to your needs.

Harmony Score

59/100

Pattern confidence40%

Accessibility Report

Accessibility

/100

WCAG AA

PASS

Text contrast with white/black

Colorblind

WARNING

Color distinction for CVD users

Quality Criteria

Rango de Luminancia

Distintividad

Tipo de Armonía

Variedad Cromática

Balance Temperatura

Cohesión Saturación

Distribución Luminosidad

Issues Found (6)

Colores 1 y 2 difíciles de distinguir (1.10:1) en modo normal

Colores 1 y 3 difíciles de distinguir (1.39:1) en modo normal

Colores 1 y 5 difíciles de distinguir (1.21:1) en modo normal

Colores 2 y 3 difíciles de distinguir (1.27:1) en modo normal

Colores 2 y 5 difíciles de distinguir (1.10:1) en modo normal

Colores 3 y 5 difíciles de distinguir (1.15:1) en modo normal

Gradients

Full linear gradient

background: linear-gradient(90deg, #1A1D21, #222529, #333639, #D1D2D3, #4A154B);

#1A1D21 → #222529

#222529 → #333639

#333639 → #D1D2D3

#D1D2D3 → #4A154B

Tints & Shades

Lighter (tints) and darker (shades) variations of each color

#1A1D21

#222529

#333639

#D1D2D3

#4A154B

Export Code

:root {
  --color-1: #1A1D21;
  --color-2: #222529;
  --color-3: #333639;
  --color-4: #D1D2D3;
  --color-5: #4A154B;
}

Related Palettes

Explore variations and alternatives generated from this palette

Complementary

Opposite colors on the wheel

Analogous Shift

Shifted 30° on the wheel

Lighter Version

15% lighter

Darker Version

15% darker

Muted

30% less saturation

Vibrant

30% more saturation

Triadic Shift

Shifted 120° on the wheel

Split Complementary

Shifted 150° on the wheel

Monochromatic

Based on first color

Preview

See how your palette looks in a real landing page context

Brand

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