#8BCBFF
#00ED85
#27DEFF
#01F4DF
#31A3E1Blue Gray
#00C4AAEucalyptus
#00CBE0Cyan
#8DEFA2Seafoam
Playground Seafoam & Eucalyptus is a vivid analogous color palette tagged kids, happy, cold. The hues stay within 68° of each other on the color wheel, which is why the palette feels cohesive rather than busy. 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 |
|---|---|---|---|---|---|
| Blue Gray | #31A3E1 | rgb(49, 163, 225) | hsl(201, 75%, 54%) | oklch(68.1% 0.134 238) | |
| Eucalyptus | #00C4AA | rgb(0, 196, 170) | hsl(172, 100%, 38%) | oklch(73.4% 0.134 179) | |
| Cyan | #00CBE0 | rgb(0, 203, 224) | hsl(186, 100%, 44%) | oklch(77.0% 0.132 208) | |
| Seafoam | #8DEFA2 | rgb(141, 239, 162) | hsl(133, 75%, 75%) | oklch(87.2% 0.142 150) |
Why it works and how to use it
It works because the lightness steps are gentle (38% to 75%), which keeps the mood consistent from edge to edge. Try it for children's products and playful apps.
- Background: Seafoam (#8DEFA2) is the lightest color, so it belongs on large surfaces.
- Text: Blue Gray (#31A3E1) on #8DEFA2 gives 2.01:1, so pair it with a darker neutral for body copy.
- Primary: Eucalyptus (#00C4AA) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Cyan (#00CBE0) for highlights, badges and hover states.
No pair inside the palette reaches 4.5:1, so add black or white for body text.
Preview on a real UI see how the palette feels in context
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Design faster with Playground Seafoam & Eucalyptus
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
#31A3E1
#00C4AA
#00CBE0
#8DEFA2
Color-blind check: under tritanopia, Blue Gray and Eucalyptus 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 |
|---|---|---|---|
#31A3E1 on #8DEFA2 | Aa | 2.01:1 | Fail |
#00C4AA on #8DEFA2 | Aa | 1.58:1 | Fail |
#31A3E1 on #00CBE0 | Aa | 1.42:1 | Fail |
#00CBE0 on #8DEFA2 | Aa | 1.41:1 | Fail |
#31A3E1 on #00C4AA | Aa | 1.27:1 | Fail |
#00C4AA on #00CBE0 | Aa | 1.12:1 | Fail |
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