Color

#618c18

#618c18
hex#618c18
rgbrgb(97, 140, 24)
hslhsl(82, 71%, 32%)
oklchoklch(0.587 0.146 128.9)
Closest name: Asparagus Sultan (#6a8e22)Relative luminance 0.2136

Colors that go with #618c18

Crimson, Charcoal and Denim 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 →

#42188c

#8c7c18 · #278c18

#18618c · #8c1861

Split-complementary

Open in tool →

#18278c · #7c188c

#188c7c · #42188c · #8c1827

Contrast

#618c18 as textRatioAAAA largeAAAFix
Aaon white
3.98:1failpassfail
  • AA: use #587e15 as the text (4.76:1)
  • AAA: use #436010 as the text (7.19:1)
  • AA: or shift the background to #171717 (4.5:1)
Aaon black
5.27:1passpassfail
  • AAA: use #73a61c as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #618c18 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 #618c18
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 #618c18 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/618c18-b0bea2-4e5fdf-222d1f-f1f0e9?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