#3A86FF
#8EC5FC
#E0C3FC
#FFFFFF
#3E467BDusk
#6383C4Steel Blue
#B3D2EEPowder Blue
#EAF6FBFrost
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.
Color codes click any value to copy
| Swatch | 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
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 SecondaryCard title
Card title
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.
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 |
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