Color

#518f1e

#518f1e
hex#518f1e
rgbrgb(81, 143, 30)
hslhsl(93, 65%, 34%)
oklchoklch(0.586 0.155 134.6)
Closest name: Indica (#588c3a)Relative luminance 0.2149

Colors that go with #518f1e

Crimson, Royal Blue and Charcoal 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 →

#5c1e8f

#898f1e · #1e8f24

#1e518f · #8f1e51

Split-complementary

Open in tool →

#241e8f · #8f1e89

#1e898f · #5c1e8f · #8f241e

Contrast

#518f1e as textRatioAAAA largeAAAFix
Aaon white
3.96:1failpassfail
  • AA: use #4a821c as the text (4.67:1)
  • AAA: use #376115 as the text (7.28:1)
  • AA: or shift the background to #171717 (4.52:1)
Aaon black
5.3:1passpassfail
  • AAA: use #5fa824 as the text (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #518f1e 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 #518f1e
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 #518f1e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/518f1e-abbea2-584edf-202d1f-f0f1e9?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