#10002B
#7B2CBF
#E0AAFF
#00F5D4
#170021Obsidian
#9518A1Purple
#F5A3E7Mauve
#00F0F8Aqua
Lagoon Purple & Aqua is a vivid split color palette tagged dark, cold, black. The hues span about 128°, enough contrast to create a focal point without the harshness of true complements. These are bold, punchy colors that need generous white space around them. Warm and cool hues are mixed, which adds depth.
Color codes click any value to copy
| Swatch | Name | HEX | RGB | HSL | OKLCH |
|---|---|---|---|---|---|
| Obsidian | #170021 | rgb(23, 0, 33) | hsl(282, 100%, 6%) | oklch(15.3% 0.076 315) | |
| Purple | #9518A1 | rgb(149, 24, 161) | hsl(295, 74%, 36%) | oklch(48.7% 0.213 324) | |
| Mauve | #F5A3E7 | rgb(245, 163, 231) | hsl(310, 80%, 80%) | oklch(81.7% 0.129 333) | |
| Aqua | #00F0F8 | rgb(0, 240, 248) | hsl(182, 100%, 49%) | oklch(86.8% 0.147 199) |
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 websites, presentations and branding.
- Background: Aqua (#00F0F8) is the lightest color, so it belongs on large surfaces.
- Text: Obsidian (#170021) on #00F0F8 gives 14:1, passing WCAG AAA.
- Primary: Mauve (#F5A3E7) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Purple (#9518A1) for highlights, badges and hover states.
3 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Obsidian on Aqua at 14:1.
Preview on a real UI see how the palette feels in context
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Design faster with Lagoon Purple & Aqua
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
#170021
#9518A1
#F5A3E7
#00F0F8
Color-blind check: under deuteranopia, Mauve and Aqua become hard to tell apart, so do not rely on that pair alone to carry meaning.
Contrast check WCAG ratios between palette colors
| Pair | Sample | Ratio | Level |
|---|---|---|---|
#170021 on #00F0F8 | Aa | 14:1 | AAA |
#170021 on #F5A3E7 | Aa | 10.65:1 | AAA |
#9518A1 on #00F0F8 | Aa | 5.07:1 | AA |
#9518A1 on #F5A3E7 | Aa | 3.86:1 | AA large only |
#170021 on #9518A1 | Aa | 2.76:1 | Fail |
#F5A3E7 on #00F0F8 | Aa | 1.31:1 | Fail |
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