Color

#a6d43a

#a6d43a
hex#a6d43a
rgbrgb(166, 212, 58)
hslhsl(78, 64%, 53%)
oklchoklch(0.81 0.182 125.1)
Closest name: yellowgreen (#9acd32)Relative luminance 0.555

Colors that go with #a6d43a

Charcoal, Crimson and Deep Sky Blue 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 →

#683ad4

#d4b53a · #59d43a

#3aa6d4 · #d43aa6

Split-complementary

Open in tool →

#3a59d4 · #b53ad4

#3ad4b5 · #683ad4 · #d43a59

Contrast

#a6d43a as textRatioAAAA largeAAAFix
Aaon white
1.74:1failfailfail
  • AA: use #607d1c as the text (4.72:1)
  • AAA: use #4a6015 as the text (7.06:1)
  • AA: or shift the background to #525252 (4.5:1)
  • AAA: or shift the background to #333333 (7.28:1)
Aaon black
12.1:1passpasspassPasses 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 #a6d43a 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 #a6d43a
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 #a6d43a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a6d43a-b2bea2-4e69df-232d1f-f1f0e9?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