Color

#2bb1ac

#2bb1ac
hex#2bb1ac
rgbrgb(43, 177, 172)
hslhsl(178, 61%, 43%)
oklchoklch(0.691 0.11 191.1)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3494

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b12b2f

#2bb169 · #2b72b1

#ac2bb1 · #b1ac2b

Split-complementary

Open in tool →

#b12b72 · #b1692b

#692bb1 · #b12b2f · #72b12b

Contrast

#2bb1ac as textRatioAAAA largeAAAFix
Aaon white
2.63:1failfailfail
  • AA: use #208380 as the text (4.55:1)
  • AAA: use #186360 as the text (7.02:1)
  • AA: or shift the background to #363636 (4.6:1)
  • AAA: or shift the background to #141414 (7.01:1)
Aaon black
7.99:1passpasspassPasses 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 #2bb1ac 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 #2bb1ac
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 #2bb1ac and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2bb1ac-a2bcbe-d45999-1f282d-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