Color

#03cbce

#03cbce
hex#03cbce
rgbrgb(3, 203, 206)
hslhsl(181, 97%, 41%)
oklchoklch(0.764 0.13 196.7)
Closest name: darkturquoise (#00ced1)Relative luminance 0.4719

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ce0703

#03ce6c · #0365ce

#ce03cb · #cbce03

Split-complementary

Open in tool →

#ce0365 · #ce6c03

#6c03ce · #ce0703 · #65ce03

Contrast

#03cbce as textRatioAAAA largeAAAFix
Aaon white
2.01:1failfailfail
  • AA: use #028083 as the text (4.75:1)
  • AAA: use #026364 as the text (7.07:1)
  • AA: or shift the background to #474747 (4.62:1)
  • AAA: or shift the background to #2b2b2b (7.04:1)
Aaon black
10.44:1passpasspassPasses 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 #03cbce as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#03cbce reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #03cbce
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 #03cbce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/03cbce-a2babe-d45992-1f272d-e9f1ed?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