Color

#258221

#258221
hex#258221
rgbrgb(37, 130, 33)
hslhsl(118, 60%, 32%)
oklchoklch(0.533 0.158 142.5)
Closest name: Asian Spice (#118822)Relative luminance 0.1647

Colors that go with #258221

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 →

#7f2183

#558321 · #21834e

#212483 · #832124

Split-complementary

Open in tool →

#4e2183 · #832155

#215583 · #7f2183 · #834e21

Contrast

#258221 as textRatioAAAA largeAAAFix
Aaon white
4.89:1passpassfail
  • AAA: use #1c661a as the text (7.08:1)
Aaon black
4.29:1failpassfail
  • AA: use #258722 as the text (4.57:1)
  • AAA: use #30af2c as the text (7.29:1)
  • AA: or shift the background to #f7f7f7 (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 #258221 as the background.

Brands using this color

mcpConnect your agent — build around #258221
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 #258221 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/258221-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