Color

#3acbba

#3acbba
hex#3acbba
rgbrgb(58, 203, 186)
hslhsl(173, 58%, 51%)
oklchoklch(0.763 0.122 183.5)
Closest name: Cockatoo (#58c8b6)Relative luminance 0.4716

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cb3a4a

#3acb71 · #3a93cb

#ba3acb · #cbba3a

Split-complementary

Open in tool →

#cb3a93 · #cb713a

#713acb · #cb3a4a · #93cb3a

Contrast

#3acbba as textRatioAAAA largeAAAFix
Aaon white
2.01:1failfailfail
  • AA: use #228176 as the text (4.7:1)
  • AAA: use #1a6158 as the text (7.25:1)
  • AA: or shift the background to #474747 (4.62:1)
  • AAA: or shift the background to #2b2b2b (7.03:1)
Aaon black
10.43:1passpasspassPasses 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 #3acbba as the background.

Brands using this color

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

mcpConnect your agent — build around #3acbba
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 #3acbba and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3acbba-a2bebe-d459a3-1f292d-e9f1ec?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