Color

#2a9ba7

#2a9ba7
hex#2a9ba7
rgbrgb(42, 155, 167)
hslhsl(186, 60%, 41%)
oklchoklch(0.634 0.098 205.6)
Closest name: Baltic (#279d9f)Relative luminance 0.2672

Colors that go with #2a9ba7

Charcoal, Red and Copper 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 #2a9ba7

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a7362a

#2aa775 · #2a5ca7

#a72a9b · #9ba72a

Split-complementary

Open in tool →

#a72a5c · #a7752a

#752aa7 · #a7362a · #5ca72a

Contrast

#2a9ba7 as textRatioAAAA largeAAAFix
Aaon white
3.31:1failpassfail
  • AA: use #23808b as the text (4.63:1)
  • AAA: use #1a5e66 as the text (7.4:1)
  • AA: or shift the background to #262626 (4.57:1)
Aaon black
6.34:1passpassfail
  • AAA: use #2da6b4 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2a9ba7 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

#2a9ba7 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2a9ba7
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 #2a9ba7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2a9ba7-a2b8be-df4e86-1f262d-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