Onyx#2E3440
Charcoal#3B4252
Charcoal#434C5E
Gainsboro#D8DEE9
Smoke#ECEFF4

Color Palette

#2E3440 · #3B4252 · #434C5E · #D8DEE9 · #ECEFF4

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Export for Developers

:root {
  --color-1: #2E3440;
  --color-1-rgb: 46, 52, 64;
  --color-1-hsl: 220, 16%, 22%;
  --color-2: #3B4252;
  --color-2-rgb: 59, 66, 82;
  --color-2-hsl: 222, 16%, 28%;
  --color-3: #434C5E;
  --color-3-rgb: 67, 76, 94;
  --color-3-hsl: 220, 17%, 32%;
  --color-4: #D8DEE9;
  --color-4-rgb: 216, 222, 233;
  --color-4-hsl: 219, 28%, 88%;
  --color-5: #ECEFF4;
  --color-5-rgb: 236, 239, 244;
  --color-5-hsl: 218, 27%, 94%;
}

Real World Preview

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Accessibility

WCAG Accessibility Report

Excellent
#2E3440
On White
12.49:1AAA
On Black
1.68:1Fail
Aa
Aa
#3B4252
On White
10.06:1AAA
On Black
2.09:1Fail
Aa
Aa
#434C5E
On White
8.63:1AAA
On Black
2.43:1Fail
Aa
Aa
#D8DEE9
On White
1.35:1Fail
On Black
15.54:1AAA
Aa
Aa
#ECEFF4
On White
1.15:1Fail
On Black
18.22:1AAA
Aa
Aa

Contrast ratios calculated per WCAG 2.1. AA requires ≥4.5:1, AAA requires ≥7:1 for normal text.

Palette Variations

Palette Variations

Original

☀️

lighter

· Increased lightness, reduced saturation

🌑

darker

· Reduced lightness, increased saturation

🌫️

muted

· Desaturated for a calm, muted look

vibrant

· Boosted saturation for maximum impact

Best Use Cases for This Palette

This monochromatic palette featuring Onyx, Charcoal, Charcoal works well across a variety of design contexts. Below are some of the most common use cases — click to see curated palettes for each.

Frequently Asked Questions

What are the hex codes in this color palette?

The colors in this palette are: #2E3440, #3B4252, #434C5E, #D8DEE9, #ECEFF4. Copy them individually or export the full palette as CSS variables, Tailwind config, SCSS, or JSON using the Export section above.

What is this color palette good for?

This monochromatic color palette featuring Onyx, Charcoal, Charcoal works well for websites, mobile apps, branding projects, and digital designs. Check the Real World Preview section to see how it looks on buttons, cards, and navigation.

Is this color palette accessible?

Check the Accessibility section below to see WCAG contrast ratios for all color combinations in this palette. Look for combinations that achieve 4.5:1 or higher for text use.

How do I use this palette in Tailwind CSS?

Click "Export for Developers" and select the Tailwind option. You will get a formatted config object ready to paste into your tailwind.config.js file. Each color becomes a utility class in your project.

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