Color

#a4bf1d

#a4bf1d
hex#a4bf1d
rgbrgb(164, 191, 29)
hslhsl(70, 74%, 43%)
oklchoklch(0.758 0.172 119.6)
Closest name: Citrus (#9fb70a)Relative luminance 0.4524

Colors that go with #a4bf1d

Blue, Taupe and Plum 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 →

#381dbf

#bf891d · #53bf1d

#1da4bf · #bf1da4

Split-complementary

Open in tool →

#1d53bf · #891dbf

#1dbf89 · #381dbf · #bf1d53

Contrast

#a4bf1d as textRatioAAAA largeAAAFix
Aaon white
2.09:1failfailfail
  • AA: use #6b7c13 as the text (4.65:1)
  • AAA: use #505d0e as the text (7.21:1)
  • AA: or shift the background to #454545 (4.59:1)
  • AAA: or shift the background to #262626 (7.24:1)
Aaon black
10.05:1passpasspassPasses 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 #a4bf1d 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 #a4bf1d
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 #a4bf1d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a4bf1d-b6bea2-4e7cdf-252d1f-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