#0B132B
#3B487A
#5C7BA8
#6FFFE9
#010211Obsidian
#283256Space
#425CD7Royal Blue
#BDC3DELavender Gray
Royal Blue & Space Dream is a monochromatic color palette tagged dark, cold, black. A monochromatic set: the same hue family from Obsidian down to Lavender Gray. 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 |
|---|---|---|---|---|---|
| Obsidian | #010211 | rgb(1, 2, 17) | hsl(236, 89%, 4%) | oklch(10.0% 0.043 269) | |
| Space | #283256 | rgb(40, 50, 86) | hsl(227, 37%, 25%) | oklch(32.7% 0.065 271) | |
| Royal Blue | #425CD7 | rgb(66, 92, 215) | hsl(230, 65%, 55%) | oklch(52.8% 0.190 270) | |
| Lavender Gray | #BDC3DE | rgb(189, 195, 222) | hsl(229, 33%, 81%) | oklch(82.1% 0.038 276) |
Why it works and how to use it
It works because the lightness range is wide (4% to 81%), which gives clear hierarchy between background, content and accents. Try it for websites, presentations and branding.
- Background: Lavender Gray (#BDC3DE) is the lightest color, so it belongs on large surfaces.
- Text: Obsidian (#010211) on #BDC3DE gives 11.81:1, passing WCAG AAA.
- Primary: Royal Blue (#425CD7) is the most saturated mid-tone; use it for buttons and links (3.21:1 against the background, fine for UI elements).
- Accent: Space (#283256) for highlights, badges and hover states.
2 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Obsidian on Lavender Gray at 11.81:1.
Preview on a real UI see how the palette feels in context
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Design faster with Royal Blue & Space Dream
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
#010211
#283256
#425CD7
#BDC3DE
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#010211 on #BDC3DE | Aa | 11.81:1 | AAA |
#283256 on #BDC3DE | Aa | 7.15:1 | AAA |
#010211 on #425CD7 | Aa | 3.68:1 | AA large only |
#425CD7 on #BDC3DE | Aa | 3.21:1 | AA large only |
#283256 on #425CD7 | Aa | 2.23:1 | Fail |
#010211 on #283256 | Aa | 1.65:1 | Fail |
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