Color

#18f005

#18f005
hex#18f005
rgbrgb(24, 240, 5)
hslhsl(115, 96%, 48%)
oklchoklch(0.829 0.279 142.2)
Closest name: Becquerel (#4bec13)Relative luminance 0.6253

Colors that go with #18f005

Violet, Deep Sky Blue 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 →

#dc05f0

#8ef005 · #05f067

#0518f0 · #f00518

Split-complementary

Open in tool →

#6705f0 · #f0058e

#058ef0 · #dc05f0 · #f06705

Contrast

#18f005 as textRatioAAAA largeAAAFix
Aaon white
1.55:1failfailfail
  • AA: use #0e8703 as the text (4.68:1)
  • AAA: use #0a6402 as the text (7.4:1)
  • AA: or shift the background to #595959 (4.5:1)
  • AAA: or shift the background to #3b3b3b (7.2:1)
Aaon black
13.51:1passpasspassPasses 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 #18f005 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 #18f005
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 #18f005 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/18f005-a2bea3-8d4edf-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