Color

#18e75d

#18e75d
hex#18e75d
rgbrgb(24, 231, 93)
hslhsl(140, 81%, 50%)
oklchoklch(0.81 0.234 147.4)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5814

Colors that go with #18e75d

Taupe, Violet 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 →

#e718a2

#3be718 · #18e7c4

#5d18e7 · #e75d18

Split-complementary

Open in tool →

#c418e7 · #e7183b

#183be7 · #e718a2 · #e7c418

Contrast

#18e75d as textRatioAAAA largeAAAFix
Aaon white
1.66:1failfailfail
  • AA: use #0e8636 as the text (4.69:1)
  • AAA: use #0b6629 as the text (7.13:1)
  • AA: or shift the background to #545454 (4.55:1)
  • AAA: or shift the background to #383838 (7.05:1)
Aaon black
12.63:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #18e75d as the background.

Brands using this color

mcpConnect your agent — build around #18e75d
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 #18e75d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18e75d-a2beaf-c259d4-1f2d2a-ebf1e9?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