Color

#287e25

#287e25
hex#287e25
rgbrgb(40, 126, 37)
hslhsl(118, 55%, 32%)
oklchoklch(0.523 0.149 142.6)
Closest name: green (#008000)Relative luminance 0.1551

Colors that go with #287e25

Charcoal, Crimson and Royal 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7b257e

#557e25 · #257e4f

#25287e · #7e2528

Split-complementary

Open in tool →

#4f257e · #7e2555

#25557e · #7b257e · #7e4f25

Contrast

#287e25 as textRatioAAAA largeAAAFix
Aaon white
5.12:1passpassfail
  • AAA: use #1f631d as the text (7.34:1)
Aaon black
4.1:1failpassfail
  • AA: use #2a8627 as the text (4.54:1)
  • AAA: use #37ae32 as the text (7.26:1)
  • AA: or shift the background to #f2f2f2 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #287e25 as the background.

Brands using this color

mcpConnect your agent — build around #287e25
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 #287e25 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/287e25-a2bea4-944edf-1f2d25-edf1e9?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