What are the hex codes in the Reef Sky Blue & Cyan palette?

The Reef Sky Blue & Cyan color palette consists of Peacock #00545D, Pine #006E7A, Cyan #00C4CE, Sky Blue #3BD9F9.

How should I use the Reef Sky Blue & Cyan palette on a website?

Use Sky Blue #3BD9F9 as the background, Peacock #00545D for text, Pine #006E7A for buttons and links, and Cyan #00C4CE for accents. 1 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Peacock on Sky Blue at 5.14:1.

Which colors in Reef Sky Blue & Cyan have enough contrast for text?

The highest-contrast pair is #00545D on #3BD9F9 with a ratio of 5.14:1, which passes WCAG AA for normal text.

#00545DPeacock

#006E7APine

#00C4CECyan

#3BD9F9Sky Blue

Reef Sky Blue & Cyan color palette

Ocean Cold Teal

Color codes click any value to copy

Name	HEX	RGB	HSL	OKLCH
Peacock	`#00545D`	`rgb(0, 84, 93)`	`hsl(186, 100%, 18%)`	`oklch(40.8% 0.070 207)`
Pine	`#006E7A`	`rgb(0, 110, 122)`	`hsl(186, 100%, 24%)`	`oklch(49.2% 0.085 208)`
Cyan	`#00C4CE`	`rgb(0, 196, 206)`	`hsl(183, 100%, 40%)`	`oklch(74.6% 0.127 201)`
Sky Blue	`#3BD9F9`	`rgb(59, 217, 249)`	`hsl(190, 94%, 60%)`	`oklch(81.9% 0.132 215)`

Why it works and how to use it

Reef Sky Blue & Cyan is a vivid dark, monochromatic color palette tagged ocean, cold, teal. A monochromatic set: the same hue family from Peacock down to Sky Blue. Saturation runs high, so use the brightest color sparingly and let the others carry the surface area. The overall temperature is cool.

With 4 chromatic colors, Pine takes the lead while the rest support. Lightness runs from 18% to 60%. Well suited to dark-mode interfaces and gaming.

Background: Sky Blue (#3BD9F9) is the lightest color, so it belongs on large surfaces.
Text: Peacock (#00545D) on #3BD9F9 gives 5.14:1, passing WCAG AA.
Primary: Pine (#006E7A) is the most saturated mid-tone; use it for buttons and links (3.55:1 against the background, fine for UI elements).
Accent: Cyan (#00C4CE) for highlights, badges and hover states.

1 of 6 color pairs pass WCAG AA (4.5:1); the strongest is Peacock on Sky Blue at 5.14:1.

Preview on a real UI see how the palette feels in context

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Design faster with Reef Sky Blue & Cyan

A palette preview that turns four colors into a page, so you can judge hierarchy, contrast and mood before you commit.

Primary action Secondary

Card title

Roles are assigned by lightness.

Color blindness simulation

#00545D

#006E7A

#00C4CE

#3BD9F9

Color-blind check: all four colors stay distinguishable under protanopia, deuteranopia and tritanopia.

Palette card

Contrast check WCAG ratios between palette colors

Pair	Sample	Ratio	Level
`#00545D` on `#3BD9F9`	Aa	5.14:1	AA
`#00545D` on `#00C4CE`	Aa	4.03:1	AA large only
`#006E7A` on `#3BD9F9`	Aa	3.55:1	AA large only
`#006E7A` on `#00C4CE`	Aa	2.79:1	Fail
`#00545D` on `#006E7A`	Aa	1.45:1	Fail
`#00C4CE` on `#3BD9F9`	Aa	1.28:1	Fail

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