Color

#2b9775

#2b9775
hex#2b9775
rgbrgb(43, 151, 117)
hslhsl(161, 56%, 38%)
oklchoklch(0.607 0.11 167.5)
Closest name: Illuminati Green (#419168)Relative luminance 0.2393

Colors that go with #2b9775

Charcoal, Crimson and Medium Violet Red 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 #2b9775

Tints & shades

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

Harmonies

Complementary

Open in tool →

#972b4d

#2b973f · #2b8397

#752b97 · #97752b

Split-complementary

Open in tool →

#972b83 · #973f2b

#3f2b97 · #972b4d · #83972b

Contrast

#2b9775 as textRatioAAAA largeAAAFix
Aaon white
3.63:1failpassfail
  • AA: use #258365 as the text (4.65:1)
  • AAA: use #1c634d as the text (7.14:1)
  • AA: or shift the background to #1f1f1f (4.54:1)
Aaon black
5.79:1passpassfail
  • AAA: use #30ab84 as the text (7.28:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b9775 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 #2b9775
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 #2b9775 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b9775-a2beb8-d459bb-1f2c2d-e9f1eb?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