Color

#258c22

#258c22
hex#258c22
rgbrgb(37, 140, 34)
hslhsl(118, 61%, 34%)
oklchoklch(0.561 0.169 142.6)
Closest name: Forest Green (#228b22)Relative luminance 0.1926

Colors that go with #258c22

Charcoal, Royal Blue and Crimson 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 →

#88228c

#5a8c22 · #228c53

#22258c · #8c2225

Split-complementary

Open in tool →

#53228c · #8c225a

#225a8c · #88228c · #8c5322

Contrast

#258c22 as textRatioAAAA largeAAAFix
Aaon white
4.33:1failpassfail
  • AA: use #248721 as the text (4.6:1)
  • AAA: use #1a6318 as the text (7.39:1)
  • AA: or shift the background to #0a0a0a (4.58:1)
Aaon black
4.85:1passpassfail
  • AAA: use #2eac2a as the text (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #258c22 as the background.

Brands using this color

mcpConnect your agent — build around #258c22
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 #258c22 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/258c22-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