Color

#18db0a

#18db0a
hex#18db0a
rgbrgb(24, 219, 10)
hslhsl(116, 91%, 45%)
oklchoklch(0.774 0.26 142.3)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5088

Colors that go with #18db0a

Taupe, Violet and Hot Pink 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 →

#cd0adb

#81db0a · #0adb65

#0a18db · #db0a18

Split-complementary

Open in tool →

#650adb · #db0a81

#0a81db · #cd0adb · #db650a

Contrast

#18db0a as textRatioAAAA largeAAAFix
Aaon white
1.88:1failfailfail
  • AA: use #0f8806 as the text (4.62:1)
  • AAA: use #0b6605 as the text (7.2:1)
  • AA: or shift the background to #4a4a4a (4.72:1)
  • AAA: or shift the background to #303030 (7.02:1)
Aaon black
11.18:1passpasspassPasses 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 #18db0a 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 #18db0a
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 #18db0a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18db0a-a2bea3-8f4edf-1f2d24-eef1e9?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