Color

#288a30

#288a30
hex#288a30
rgbrgb(40, 138, 48)
hslhsl(125, 55%, 35%)
oklchoklch(0.558 0.156 144.3)
Closest name: Forest Green (#228b22)Relative luminance 0.1884

Colors that go with #288a30

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 →

#8a2882

#518a28 · #288a61

#30288a · #8a3028

Split-complementary

Open in tool →

#61288a · #8a2851

#28518a · #8a2882 · #8a6128

Contrast

#288a30 as textRatioAAAA largeAAAFix
Aaon white
4.4:1failpassfail
  • AA: use #27862f as the text (4.63:1)
  • AAA: use #1d6323 as the text (7.34:1)
  • AA: or shift the background to #080808 (4.55:1)
Aaon black
4.77:1passpassfail
  • AAA: use #32ae3d as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #288a30 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 #288a30
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 #288a30 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/288a30-a2bea7-a54edf-1f2d26-ecf1e9?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