Color

#00cfeb

#00cfeb
hex#00cfeb
rgbrgb(0, 207, 235)
hslhsl(187, 100%, 46%)
oklchoklch(0.784 0.137 211.8)
Closest name: darkturquoise (#00ced1)Relative luminance 0.5062

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eb1b00

#00eb91 · #005aeb

#eb00cf · #cfeb00

Split-complementary

Open in tool →

#eb005a · #eb9100

#9100eb · #eb1b00 · #5aeb00

Contrast

#00cfeb as textRatioAAAA largeAAAFix
Aaon white
1.89:1failfailfail
  • AA: use #007e8f as the text (4.79:1)
  • AAA: use #005f6b as the text (7.37:1)
  • AA: or shift the background to #4a4a4a (4.69:1)
  • AAA: or shift the background to #2e2e2e (7.19:1)
Aaon black
11.12:1passpasspassPasses 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 #00cfeb 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

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

mcpConnect your agent — build around #00cfeb
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 #00cfeb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/00cfeb-a2b8be-df4e83-1f262d-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