Color

#a9f349

#a9f349
hex#a9f349
rgbrgb(169, 243, 73)
hslhsl(86, 88%, 62%)
oklchoklch(0.884 0.209 130.3)
Closest name: Inchworm (#b2ec5d)Relative luminance 0.7302

Colors that go with #a9f349

Violet, Gold and Red 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 →

#9349f3

#f3e849 · #54f349

#49a9f3 · #f349a9

Split-complementary

Open in tool →

#4954f3 · #e849f3

#49f3e8 · #9349f3 · #f34954

Contrast

#a9f349 as textRatioAAAA largeAAAFix
Aaon white
1.35:1failfailfail
  • AA: use #4d8108 as the text (4.71:1)
  • AAA: use #396006 as the text (7.37:1)
  • AA: or shift the background to #616161 (4.6:1)
  • AAA: or shift the background to #454545 (7.12:1)
Aaon black
15.6:1passpasspassPasses 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 #a9f349 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 #a9f349
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 #a9f349 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a9f349-afbea2-4e56df-212d1f-f1f1e9?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