Color

#acd40c

#acd40c
hex#acd40c
rgbrgb(172, 212, 12)
hslhsl(72, 89%, 44%)
oklchoklch(0.812 0.196 122.4)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5588

Colors that go with #acd40c

Blue, 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 →

#340cd4

#d4980c · #48d40c

#0cacd4 · #d40cac

Split-complementary

Open in tool →

#0c48d4 · #980cd4

#0cd498 · #340cd4 · #d40c48

Contrast

#acd40c as textRatioAAAA largeAAAFix
Aaon white
1.72:1failfailfail
  • AA: use #667d07 as the text (4.67:1)
  • AAA: use #4e6006 as the text (7:1)
  • AA: or shift the background to #525252 (4.53:1)
  • AAA: or shift the background to #363636 (7.01:1)
Aaon black
12.18:1passpasspassPasses 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 #acd40c 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 #acd40c
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 #acd40c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/acd40c-b5bea2-4e77df-242d1f-f1efe9?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