Color

#acf52e

#acf52e
hex#acf52e
rgbrgb(172, 245, 46)
hslhsl(82, 91%, 57%)
oklchoklch(0.889 0.223 128.9)
Closest name: Chartreuse (#c1f80a)Relative luminance 0.7427

Colors that go with #acf52e

Violet, Red and 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 →

#772ef5

#f5db2e · #48f52e

#2eacf5 · #f52eac

Split-complementary

Open in tool →

#2e48f5 · #db2ef5

#2ef5db · #772ef5 · #f52e48

Contrast

#acf52e as textRatioAAAA largeAAAFix
Aaon white
1.32:1failfailfail
  • AA: use #527f06 as the text (4.78:1)
  • AAA: use #3f6105 as the text (7.18:1)
  • AA: or shift the background to #636363 (4.54:1)
  • AAA: or shift the background to #474747 (7.01:1)
Aaon black
15.85:1passpasspassPasses 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 #acf52e 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 #acf52e
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 #acf52e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/acf52e-b0bea2-4e5fdf-222d1f-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