What are the hex codes in the Steel Blue & Dusk Whisper palette?

The Steel Blue & Dusk Whisper color palette consists of Dusk #3E467B, Steel Blue #6383C4, Powder Blue #B3D2EE, Frost #EAF6FB.

How should I use the Steel Blue & Dusk Whisper palette on a website?

Use Frost #EAF6FB as the background, Dusk #3E467B for text, Powder Blue #B3D2EE for buttons and links, and Steel Blue #6383C4 for accents. 2 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Dusk on Frost at 8.06:1.

Which colors in Steel Blue & Dusk Whisper have enough contrast for text?

The highest-contrast pair is #3E467B on #EAF6FB with a ratio of 8.06:1, which passes WCAG AA for normal text.

#3E467BDusk

#6383C4Steel Blue

#B3D2EEPowder Blue

#EAF6FBFrost

Steel Blue & Dusk Whisper color palette

Cold Blue White

Color codes click any value to copy

Name	HEX	RGB	HSL	OKLCH
Dusk	`#3E467B`	`rgb(62, 70, 123)`	`hsl(232, 33%, 36%)`	`oklch(41.3% 0.089 275)`
Steel Blue	`#6383C4`	`rgb(99, 131, 196)`	`hsl(220, 45%, 58%)`	`oklch(61.4% 0.106 264)`
Powder Blue	`#B3D2EE`	`rgb(179, 210, 238)`	`hsl(208, 63%, 82%)`	`oklch(85.0% 0.051 246)`
Frost	`#EAF6FB`	`rgb(234, 246, 251)`	`hsl(198, 68%, 95%)`	`oklch(96.6% 0.014 224)`

Why it works and how to use it

Steel Blue & Dusk Whisper is a monochromatic color palette tagged cold, blue, white. A monochromatic set: the same hue family from Dusk down to Frost. Saturation is moderate, which keeps it flexible for both interfaces and print. The overall temperature is cool.

It works because the lightness range is wide (36% to 95%), which gives clear hierarchy between background, content and accents. Try it for websites, presentations and branding.

Background: Frost (#EAF6FB) is the lightest color, so it belongs on large surfaces.
Text: Dusk (#3E467B) on #EAF6FB gives 8.06:1, passing WCAG AAA.
Primary: Powder Blue (#B3D2EE) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
Accent: Steel Blue (#6383C4) for highlights, badges and hover states.

2 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Dusk on Frost at 8.06:1.

Preview on a real UI see how the palette feels in context

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Design faster with Steel Blue & Dusk Whisper

A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.

Primary action Secondary

Card title

Roles are assigned by lightness.

Color blindness simulation

#3E467B

#6383C4

#B3D2EE

#EAF6FB

Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.

Palette card

Contrast check WCAG ratios between palette colors

Pair	Sample	Ratio	Level
`#3E467B` on `#EAF6FB`	Aa	8.06:1	AAA
`#3E467B` on `#B3D2EE`	Aa	5.65:1	AA
`#6383C4` on `#EAF6FB`	Aa	3.42:1	AA large only
`#6383C4` on `#B3D2EE`	Aa	2.4:1	Fail
`#3E467B` on `#6383C4`	Aa	2.36:1	Fail
`#B3D2EE` on `#EAF6FB`	Aa	1.43:1	Fail

:root {
  --dusk: #3E467B;
  --steel-blue: #6383C4;
  --powder-blue: #B3D2EE;
  --frost: #EAF6FB;
}

$dusk: #3E467B;
$steel-blue: #6383C4;
$powder-blue: #B3D2EE;
$frost: #EAF6FB;

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'dusk': '#3E467B',
        'steel-blue': '#6383C4',
        'powder-blue': '#B3D2EE',
        'frost': '#EAF6FB',
      },
    },
  },
};

{
  "name": "Steel Blue & Dusk Whisper",
  "colors": [
    "#3E467B",
    "#6383C4",
    "#B3D2EE",
    "#EAF6FB"
  ]
}

background: linear-gradient(135deg, #3E467B, #6383C4, #B3D2EE, #EAF6FB);

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Added 2026-07-21 · Free for commercial use, no attribution needed.

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