#3A86FF
#8EC5FC
#E0C3FC
#FFFFFF
#F5F1FBSmoke
#C9D1F5Periwinkle
#7B92E2Cornflower
#243770Prussian Blue
Cornflower & Prussian Blue Muse is a monochromatic color palette tagged cold, white, blue. A monochromatic set: the same hue family from Prussian Blue down to Smoke. 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 |
|---|---|---|---|---|---|
| Smoke | #F5F1FB | rgb(245, 241, 251) | hsl(264, 56%, 96%) | oklch(96.4% 0.014 304) | |
| Periwinkle | #C9D1F5 | rgb(201, 209, 245) | hsl(229, 69%, 87%) | oklch(86.6% 0.051 275) | |
| Cornflower | #7B92E2 | rgb(123, 146, 226) | hsl(227, 64%, 68%) | oklch(67.6% 0.122 271) | |
| Prussian Blue | #243770 | rgb(36, 55, 112) | hsl(225, 51%, 29%) | oklch(35.4% 0.101 267) |
Why it works and how to use it
It works because the lightness range is wide (29% to 96%), which gives clear hierarchy between background, content and accents. Try it for websites, presentations and branding.
- Background: Smoke (#F5F1FB) is the lightest color, so it belongs on large surfaces.
- Text: Prussian Blue (#243770) on #F5F1FB gives 10.16:1, passing WCAG AAA.
- Primary: Periwinkle (#C9D1F5) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Cornflower (#7B92E2) for highlights, badges and hover states.
2 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Smoke on Prussian Blue at 10.16:1.
Preview on a real UI see how the palette feels in context
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Design faster with Cornflower & Prussian Blue Muse
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
#F5F1FB
#C9D1F5
#7B92E2
#243770
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#F5F1FB on #243770 | Aa | 10.16:1 | AAA |
#C9D1F5 on #243770 | Aa | 7.5:1 | AAA |
#7B92E2 on #243770 | Aa | 3.8:1 | AA large only |
#F5F1FB on #7B92E2 | Aa | 2.67:1 | Fail |
#C9D1F5 on #7B92E2 | Aa | 1.97:1 | Fail |
#F5F1FB on #C9D1F5 | Aa | 1.35:1 | Fail |
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