Color

#00cbeb

#00cbeb
hex#00cbeb
rgbrgb(0, 203, 235)
hslhsl(188, 100%, 46%)
oklchoklch(0.775 0.136 214.4)
Closest name: darkturquoise (#00ced1)Relative luminance 0.4871

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#eb1f00

#00eb95 · #0056eb

#eb00cb · #cbeb00

Split-complementary

Open in tool →

#eb0056 · #eb9500

#9500eb · #eb1f00 · #56eb00

Contrast

#00cbeb as textRatioAAAA largeAAAFix
Aaon white
1.95:1failfailfail
  • AA: use #008094 as the text (4.65:1)
  • AAA: use #006170 as the text (7.13:1)
  • AA: or shift the background to #4a4a4a (4.53:1)
  • AAA: or shift the background to #2b2b2b (7.24:1)
Aaon black
10.74:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #00cbeb as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#00cbeb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #00cbeb
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #00cbeb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00cbeb-a2b7be-df4e81-1f252d-e9f1ee?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md