Color

#288f46

#288f46
hex#288f46
rgbrgb(40, 143, 70)
hslhsl(137, 56%, 36%)
oklchoklch(0.575 0.143 148.9)
Closest name: Overgrown Mausoleum (#448833)Relative luminance 0.2054

Colors that go with #288f46

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 →

#8f2872

#3f8f28 · #288f79

#46288f · #8f4628

Split-complementary

Open in tool →

#79288f · #8f283f

#283f8f · #8f2872 · #8f7928

Contrast

#288f46 as textRatioAAAA largeAAAFix
Aaon white
4.11:1failpassfail
  • AA: use #268742 as the text (4.54:1)
  • AAA: use #1c6330 as the text (7.3:1)
  • AA: or shift the background to #121212 (4.56:1)
Aaon black
5.11:1passpassfail
  • AAA: use #30ab53 as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288f46 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 #288f46
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 #288f46 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288f46-a2bead-bb59d4-1f2d29-ebf1e9?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