Color

#18a047

#18a047
hex#18a047
rgbrgb(24, 160, 71)
hslhsl(141, 74%, 36%)
oklchoklch(0.619 0.168 148.7)
Closest name: Green Revolution (#009944)Relative luminance 0.2579

Colors that go with #18a047

Charcoal, 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 →

#a01870

#2ca018 · #18a08b

#4718a0 · #a04718

Split-complementary

Open in tool →

#8b18a0 · #a0182c

#182ca0 · #a01870 · #a08b18

Contrast

#18a047 as textRatioAAAA largeAAAFix
Aaon white
3.41:1failpassfail
  • AA: use #14853c as the text (4.72:1)
  • AAA: use #0f662e as the text (7.09:1)
  • AA: or shift the background to #242424 (4.55:1)
Aaon black
6.16:1passpassfail
  • AAA: use #1aad4d as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #18a047 as the background.

Brands using this color

Palettes built around it

mcpConnect your agent — build around #18a047
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 #18a047 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18a047-a2beaf-c459d4-1f2d2a-eaf1e9?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