Color

#bfb918

#bfb918
hex#bfb918
rgbrgb(191, 185, 24)
hslhsl(58, 78%, 42%)
oklchoklch(0.766 0.16 107.2)
Closest name: Celery (#b4c04c)Relative luminance 0.4584

Colors that go with #bfb918

Charcoal, Lilac 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 →

#181dbf

#bf6618 · #71bf18

#18bfb9 · #b918bf

Split-complementary

Open in tool →

#1871bf · #6618bf

#18bf66 · #181dbf · #bf1871

Contrast

#bfb918 as textRatioAAAA largeAAAFix
Aaon white
2.07:1failfailfail
  • AA: use #7b770f as the text (4.68:1)
  • AAA: use #5b580b as the text (7.38:1)
  • AA: or shift the background to #454545 (4.64:1)
  • AAA: or shift the background to #292929 (7.04:1)
Aaon black
10.17:1passpasspassPasses 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 #bfb918 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#bfb918 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bfb918
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 #bfb918 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bfb918-bcbea2-4e99df-282d1f-f1ede9?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