Color

#a4cf59

#a4cf59
hex#a4cf59
rgbrgb(164, 207, 89)
hslhsl(82, 55%, 58%)
oklchoklch(0.799 0.154 126.4)
Closest name: Aromatic Herbs (#98c945)Relative luminance 0.5324

Colors that go with #a4cf59

Charcoal, Plum 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 →

#8459cf

#cfbf59 · #69cf59

#59a4cf · #cf59a4

Split-complementary

Open in tool →

#5969cf · #bf59cf

#59cfbf · #8459cf · #cf5969

Contrast

#a4cf59 as textRatioAAAA largeAAAFix
Aaon white
1.8:1failfailfail
  • AA: use #5e7e25 as the text (4.68:1)
  • AAA: use #465f1c as the text (7.21:1)
  • AA: or shift the background to #4f4f4f (4.54:1)
  • AAA: or shift the background to #333333 (7.01:1)
Aaon black
11.65:1passpasspassPasses 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 #a4cf59 as the background.

Brands using this color

mcpConnect your agent — build around #a4cf59
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 #a4cf59 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a4cf59-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