Color

#a4b50d

#a4b50d
hex#a4b50d
rgbrgb(164, 181, 13)
hslhsl(66, 87%, 38%)
oklchoklch(0.735 0.166 116.4)
Closest name: Citrus (#9fb70a)Relative luminance 0.4097

Colors that go with #a4b50d

Blue, Royal Blue and Taupe 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 →

#1d0db5

#b5720d · #50b50d

#0da4b5 · #b50da4

Split-complementary

Open in tool →

#0d50b5 · #720db5

#0db572 · #1d0db5 · #b50d50

Contrast

#a4b50d as textRatioAAAA largeAAAFix
Aaon white
2.28:1failfailfail
  • AA: use #707c09 as the text (4.59:1)
  • AAA: use #525b06 as the text (7.35:1)
  • AA: or shift the background to #404040 (4.54:1)
  • AAA: or shift the background to #212121 (7.05:1)
Aaon black
9.19:1passpasspassPasses 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 #a4b50d 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 #a4b50d
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 #a4b50d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a4b50d-b8bea2-4e86df-262d1f-f1eee9?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