Reef Cyan & Turquoise is a vivid analogous color palette tagged ocean, cold, blue. The hues stay within 36° 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 |
|---|---|---|---|---|---|
| Cerulean | #0086A6 | rgb(0, 134, 166) | hsl(192, 100%, 33%) | oklch(57.5% 0.107 222) | |
| Cadet | #4D9184 | rgb(77, 145, 132) | hsl(169, 31%, 44%) | oklch(60.8% 0.073 180) | |
| Cyan | #37A8F6 | rgb(55, 168, 246) | hsl(205, 91%, 59%) | oklch(70.5% 0.151 244) | |
| Turquoise | #00CCD6 | rgb(0, 204, 214) | hsl(183, 100%, 42%) | oklch(76.9% 0.131 201) |
Why it works and how to use it
With 4 chromatic colors, Cyan takes the lead while the rest support. Lightness runs from 33% to 59%. Well suited to websites, presentations and branding.
- Background: Turquoise (#00CCD6) is the lightest color, so it belongs on large surfaces.
- Text: Cerulean (#0086A6) on #00CCD6 gives 2.14:1, so pair it with a darker neutral for body copy.
- Primary: Cyan (#37A8F6) is the most saturated mid-tone; use it for buttons and links with a border or a darker shade for contrast.
- Accent: Cadet (#4D9184) 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
Design faster with Reef Cyan & Turquoise
A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.
Primary action SecondaryColor blindness simulation
Color-blind check: under tritanopia, Cyan and Turquoise 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 |
|---|---|---|---|
#0086A6 on #00CCD6 | Aa | 2.14:1 | Fail |
#4D9184 on #00CCD6 | Aa | 1.86:1 | Fail |
#0086A6 on #37A8F6 | Aa | 1.63:1 | Fail |
#4D9184 on #37A8F6 | Aa | 1.42:1 | Fail |
#37A8F6 on #00CCD6 | Aa | 1.31:1 | Fail |
#0086A6 on #4D9184 | Aa | 1.15:1 | Fail |