#03256C
#2541B2
#1768AC
#06BEE1
#C9CEFAPeriwinkle
#8C81B9Blue Gray
#312100Espresso
#00656APeacock
Blue Gray & Peacock Mist is a vivid complementary color palette tagged dark, muted, blue. Near-complementary hues (about 166° apart) make this a high-contrast, attention-grabbing combination. Saturation runs high, so use the brightest color sparingly and let the others carry the surface area. Warm and cool hues are mixed, which adds depth.
Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Periwinkle | #C9CEFA | rgb(201, 206, 250) | hsl(234, 83%, 88%) | oklch(86.2% 0.061 280) | |
| Blue Gray | #8C81B9 | rgb(140, 129, 185) | hsl(252, 29%, 62%) | oklch(63.4% 0.084 293) | |
| Espresso | #312100 | rgb(49, 33, 0) | hsl(40, 100%, 10%) | oklch(26.1% 0.054 82) | |
| Peacock | #00656A | rgb(0, 101, 106) | hsl(183, 100%, 21%) | oklch(46.1% 0.078 201) |
Why it works and how to use it
It works because the lightness range is wide (10% to 88%), which gives clear hierarchy between background, content and accents. Try it for websites, presentations and branding.
- Background: Periwinkle (#C9CEFA) is the lightest color, so it belongs on large surfaces.
- Text: Espresso (#312100) on #C9CEFA gives 10.16:1, passing WCAG AAA.
- Primary: Peacock (#00656A) is the most saturated mid-tone; use it for buttons and links (4.46:1 against the background, fine for UI elements).
- Accent: Blue Gray (#8C81B9) for highlights, badges and hover states.
1 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Periwinkle on Espresso at 10.16:1.
Preview on a real UI see how the palette feels in context
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Design faster with Blue Gray & Peacock Mist
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
#C9CEFA
#8C81B9
#312100
#00656A
Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#C9CEFA on #312100 | Aa | 10.16:1 | AAA |
#C9CEFA on #00656A | Aa | 4.46:1 | AA large only |
#8C81B9 on #312100 | Aa | 4.42:1 | AA large only |
#C9CEFA on #8C81B9 | Aa | 2.3:1 | Fail |
#312100 on #00656A | Aa | 2.28:1 | Fail |
#8C81B9 on #00656A | Aa | 1.94:1 | Fail |
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