Color

#01cbef

#01cbef
hex#01cbef
rgbrgb(1, 203, 239)
hslhsl(189, 99%, 47%)
oklchoklch(0.776 0.138 216.7)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4895

Colors that go with #01cbef

Charcoal, Dark Orange and Midnight Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef2501

#01ef9b · #0154ef

#ef01cb · #cbef01

Split-complementary

Open in tool →

#ef0154 · #ef9b01

#9b01ef · #ef2501 · #54ef01

Contrast

#01cbef as textRatioAAAA largeAAAFix
Aaon white
1.95:1failfailfail
  • AA: use #018298 as the text (4.52:1)
  • AAA: use #015f70 as the text (7.31:1)
  • AA: or shift the background to #4a4a4a (4.55:1)
  • AAA: or shift the background to #2b2b2b (7.28:1)
Aaon black
10.79:1passpasspassPasses 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 #01cbef 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

#01cbef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #01cbef
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

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

analyze #01cbef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/01cbef-a2b7be-df4e7e-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