#0B2447
#3B5C9E
#6E86D6
#A5D7E8
#D9D4E1Fog
#B8ADD4Heather
#9785C9Blue Gray
#281E47Space
Royal Blue Gray & Space is a monochromatic color palette tagged cold, blue. A monochromatic set: the same hue family from Space down to Fog. 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 |
|---|---|---|---|---|---|
| Fog | #D9D4E1 | rgb(217, 212, 225) | hsl(263, 18%, 86%) | oklch(87.8% 0.018 303) | |
| Heather | #B8ADD4 | rgb(184, 173, 212) | hsl(257, 31%, 75%) | oklch(77.0% 0.056 298) | |
| Blue Gray | #9785C9 | rgb(151, 133, 201) | hsl(256, 39%, 65%) | oklch(65.9% 0.101 296) | |
| Space | #281E47 | rgb(40, 30, 71) | hsl(255, 41%, 20%) | oklch(27.0% 0.074 292) |
Why it works and how to use it
The palette holds together thanks to its monochromatic hue relationship and a strong light-to-dark ladder (86% down to 20% lightness). A natural fit for websites, presentations and branding.
- Background: Fog (#D9D4E1) is the lightest color, so it belongs on large surfaces.
- Text: Space (#281E47) on #D9D4E1 gives 10.57:1, passing WCAG AAA.
- Primary: Blue Gray (#9785C9) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Heather (#B8ADD4) for highlights, badges and hover states.
3 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Fog on Space at 10.57:1.
Preview on a real UI see how the palette feels in context
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Design faster with Royal Blue Gray & Space
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
#D9D4E1
#B8ADD4
#9785C9
#281E47
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#D9D4E1 on #281E47 | Aa | 10.57:1 | AAA |
#B8ADD4 on #281E47 | Aa | 7.29:1 | AAA |
#9785C9 on #281E47 | Aa | 4.77:1 | AA |
#D9D4E1 on #9785C9 | Aa | 2.22:1 | Fail |
#B8ADD4 on #9785C9 | Aa | 1.53:1 | Fail |
#D9D4E1 on #B8ADD4 | Aa | 1.45:1 | Fail |
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