Color

#287659

#287659
hex#287659
rgbrgb(40, 118, 89)
hslhsl(158, 49%, 31%)
oklchoklch(0.51 0.089 164.9)
Closest name: Greasy Greens (#117755)Relative luminance 0.1413

Colors that go with #287659

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#762845

#287633 · #286b76

#592876 · #765928

Split-complementary

Open in tool →

#76286b · #763328

#332876 · #762845 · #6b7628

Contrast

#287659 as textRatioAAAA largeAAAFix
Aaon white
5.49:1passpassfail
  • AAA: use #22634b as the text (7.11:1)
Aaon black
3.83:1failpassfail
  • AA: use #2e8565 as the text (4.66:1)
  • AAA: use #39a77f as the text (7.01:1)
  • AA: or shift the background to #ebebeb (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #287659 as the background.

Brands using this color

mcpConnect your agent — build around #287659
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 #287659 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/287659-a2beb7-d459c2-1f2c2d-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