Color

#289f69

#289f69
hex#289f69
rgbrgb(40, 159, 105)
hslhsl(153, 60%, 39%)
oklchoklch(0.625 0.132 158.5)
Closest name: Bulma Hair (#359e6b)Relative luminance 0.2627

Colors that go with #289f69

Charcoal, Blue and Chocolate 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#9f285d

#289f2e · #28999f

#69289f · #9f6928

Split-complementary

Open in tool →

#9f2899 · #9f2e28

#2e289f · #9f285d · #999f28

Contrast

#289f69 as textRatioAAAA largeAAAFix
Aaon white
3.36:1failpassfail
  • AA: use #218356 as the text (4.72:1)
  • AAA: use #186241 as the text (7.34:1)
  • AA: or shift the background to #262626 (4.51:1)
Aaon black
6.25:1passpassfail
  • AAA: use #2bab72 as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #289f69 as the background.

Brands using this color

mcpConnect your agent — build around #289f69
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 #289f69 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/289f69-a2beb5-d459cc-1f2d2d-e9f1ea?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