Color

#2d9aa4

#2d9aa4
hex#2d9aa4
rgbrgb(45, 154, 164)
hslhsl(185, 57%, 41%)
oklchoklch(0.631 0.096 204.1)
Closest name: Baltic (#279d9f)Relative luminance 0.2635

Colors that go with #2d9aa4

Charcoal, Red and Cobalt 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.

Real palettes that use #2d9aa4

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a4372d

#2da472 · #2d5fa4

#a42d9a · #9aa42d

Split-complementary

Open in tool →

#a42d5f · #a4722d

#722da4 · #a4372d · #5fa42d

Contrast

#2d9aa4 as textRatioAAAA largeAAAFix
Aaon white
3.35:1failpassfail
  • AA: use #258088 as the text (4.64:1)
  • AAA: use #1d6268 as the text (7:1)
  • AA: or shift the background to #262626 (4.52:1)
Aaon black
6.27:1passpassfail
  • AAA: use #30a5b0 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d9aa4 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

#2d9aa4 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d9aa4
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 #2d9aa4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d9aa4-a2b8be-df4e88-1f262d-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