#0B132B
#3B487A
#5C7BA8
#6FFFE9
#00071DObsidian
#17406DPrussian Blue
#2475C1Ocean
#BECDDBLavender Gray
Ocean & Prussian Blue Muse is a vivid dark, monochromatic color palette tagged cold, dark, black. All four colors sit within 2° of hue, so the scheme reads as one color explored across light and dark. These are bold, punchy colors that need generous white space around them. The overall temperature is cool.
Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Obsidian | #00071D | rgb(0, 7, 29) | hsl(226, 100%, 6%) | oklch(13.6% 0.052 259) | |
| Prussian Blue | #17406D | rgb(23, 64, 109) | hsl(211, 65%, 26%) | oklch(36.8% 0.090 253) | |
| Ocean | #2475C1 | rgb(36, 117, 193) | hsl(209, 69%, 45%) | oklch(55.4% 0.140 251) | |
| Lavender Gray | #BECDDB | rgb(190, 205, 219) | hsl(209, 29%, 80%) | oklch(84.1% 0.026 246) |
Why it works and how to use it
It works because the lightness range is wide (6% to 80%), which gives clear hierarchy between background, content and accents. Try it for dark-mode interfaces and gaming.
- Background: Lavender Gray (#BECDDB) is the lightest color, so it belongs on large surfaces.
- Text: Obsidian (#00071D) on #BECDDB gives 12.35:1, passing WCAG AAA.
- Primary: Ocean (#2475C1) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Prussian Blue (#17406D) 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 12.35:1.
Preview on a real UI see how the palette feels in context
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Design faster with Ocean & 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
#00071D
#17406D
#2475C1
#BECDDB
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#00071D on #BECDDB | Aa | 12.35:1 | AAA |
#17406D on #BECDDB | Aa | 6.5:1 | AA |
#00071D on #2475C1 | Aa | 4.19:1 | AA large only |
#2475C1 on #BECDDB | Aa | 2.95:1 | Fail |
#17406D on #2475C1 | Aa | 2.21:1 | Fail |
#00071D on #17406D | Aa | 1.9:1 | Fail |
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