Color

#bbb50c

#bbb50c
hex#bbb50c
rgbrgb(187, 181, 12)
hslhsl(58, 88%, 39%)
oklchoklch(0.754 0.16 107.3)
Closest name: Celery (#b4c04c)Relative luminance 0.4364

Colors that go with #bbb50c

Charcoal, Lilac and Champagne 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 →

#0c12bb

#bb5e0c · #69bb0c

#0cbbb5 · #b50cbb

Split-complementary

Open in tool →

#0c69bb · #5e0cbb

#0cbb5e · #0c12bb · #bb0c69

Contrast

#bbb50c as textRatioAAAA largeAAAFix
Aaon white
2.16:1failfailfail
  • AA: use #7d7908 as the text (4.55:1)
  • AAA: use #5b5806 as the text (7.39:1)
  • AA: or shift the background to #424242 (4.66:1)
  • AAA: or shift the background to #262626 (7.01:1)
Aaon black
9.73:1passpasspassPasses 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 #bbb50c 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

#bbb50c reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bbb50c
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 #bbb50c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bbb50c-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