Cyan

RobinsEggBlue

#00CCCC
HEX
#00CCCC
RGB
rgb(0, 204, 204)
HSL
hsl(180, 100%, 40%)

Cyan family

About RobinsEggBlue

RobinsEggBlue (#00CCCC) is a dark, vivid cyan. Cyan blends blue's calm with green's freshness, evoking clear water and open skies with a crisp, modern, slightly techy feel.

Psychology

Cyan feels clean, refreshing and clear-headed. It suggests clarity, innovation and cool efficiency, and it is less heavy than deep blue while still reading as calm and trustworthy.

Applications

Cyan and teal are staples of tech, travel, healthcare and aquatic brands. They are excellent for gradients, links, accents and data visualizations, and pair beautifully with navy, white and warm neutrals.

History

Cyan has long been a secondary hue in printing; together with magenta, yellow and black it forms the CMYK process that reproduces full-color images. Its modern popularity grew with digital displays and tech branding.

Meaning

Cyan is associated with clarity, freshness and modernity. It can evoke tropical water, cool air and precision, making it a favorite for brands that want to feel clean and contemporary.

Why use this color

Use cyan when you want a design to feel fresh, modern and trustworthy without the formality of navy. It is ideal for tech, health and travel brands and for crisp UI accents.

Accessibility

Against white, #00CCCC has a 2.0:1 contrast ratio; against black it is 10.5:1. Black text on #00CCCC meets WCAG AA for normal text.

Fun facts

  • Cyan is one of the three primary colors of the CMYK printing process.
  • The word cyan comes from the Greek kyanos, meaning dark blue.
  • Cyan ink, together with magenta and yellow, can reproduce most printed colors.

Shades, tints & tones

Variations

Ten lightness steps plus RobinsEggBlue's tints, shades and tones — every swatch copies its hex on click.

Lightness scale

Tints (toward white)

Shades (toward black)

Tones (toward gray)

Color theory

Color harmonies

Proven schemes built around RobinsEggBlue. Each swatch is one click from your clipboard.

Complementary

#00cccc#cc0000

Analogous

#00cc66#00cccc#0066cc

Triadic

#00cccc#cc00cc#cccc00

Split-complementary

#00cccc#cc0066#cc6600

Tetradic

#00cccc#6600cc#cc0000#66cc00

Monochromatic

#004d4d#00a3a3#00ffff#5cffff#b3ffff

Accessibility

Blindness simulator

See how RobinsEggBlue is perceived with common types of color vision deficiency.

#00CCCC

Normal vision

Standard trichromatic vision, shown for reference.

#bdc1cc

Protanopia

Red-blind. Reds look darker and can be confused with greens and browns.

#a6b0cd

Deuteranopia

Green-blind. Greens look muted and can be confused with reds and browns.

#00d3cc

Tritanopia

Blue-blind. Blues look greenish and yellows fade toward pink.

#b7b7b7

Achromatopsia

Complete color blindness. Everything is seen in shades of gray.

WCAG

Contrast checker

How RobinsEggBlue performs against black and white text, with WCAG AA and AAA ratings.

AaWhite on RobinsEggBlue
2.00:1
AAAAAAA LargeAAA Large
AaBlack on RobinsEggBlue
10.51:1
AAAAAAA LargeAAA Large

The ratio is identical whether RobinsEggBlue is used as the text or the background.

Open the full checker

Ready to use

Color palettes

Curated palettes that put RobinsEggBlue to work, with copy-all support for each.

Complementary

Roughly 180° across the wheel from #00CCCC (hue 180°) sits #cc0000, held together by the #55f6f6 tint and the neutrals #f4f4f5 and #18181b.

Analogous

#00CCCC with its two closest neighbours, #00cc66 and #0066cc, for a 100%-saturation run that stays inside one family; #55f6f6 and #004d4d add depth without breaking it.

Triadic

#00CCCC plus #cc00cc and #cccc00, a triangle that sits 120° apart at every corner, with #f4f4f5 and #18181b doing the quiet work underneath.

Monochromatic

One hue at 5 lightness steps: #ebffff through #001f1f, starting from #00CCCC at 40% lightness.

RobinsEggBlue (#00CCCC) is a cyan-family color. Use its values, variations, harmonies and palettes above to put it to work in your next design.

Frequently asked questions

RobinsEggBlue is #00CCCC — rgb(0, 204, 204) / hsl(180, 100%, 40%). RobinsEggBlue (#00CCCC) is a dark, vivid cyan. Cyan blends blue's calm with green's freshness, evoking clear water and open skies with a crisp, modern, slightly techy feel.

Good to know

  • RobinsEggBlue is one of 609 named colors in the library.
  • Its complementary hue sits 180° away on the color wheel: #cc0000.

More color tools

Next steps for RobinsEggBlue: each of these picks the value up where this page leaves off, so nothing gets retyped or re-uploaded.