Color

#bbc059

#bbc059
hex#bbc059
rgbrgb(187, 192, 89)
hslhsl(63, 45%, 55%)
oklchoklch(0.783 0.127 111.5)
Closest name: Celery (#b4c04c)Relative luminance 0.4899

Colors that go with #bbc059

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 →

#5e59c0

#c09159 · #87c059

#59bbc0 · #c059bb

Split-complementary

Open in tool →

#5987c0 · #9159c0

#59c091 · #5e59c0 · #c05987

Contrast

#bbc059 as textRatioAAAA largeAAAFix
Aaon white
1.94:1failfailfail
  • AA: use #767a2e as the text (4.57:1)
  • AAA: use #5a5c23 as the text (7.02:1)
  • AA: or shift the background to #4a4a4a (4.56:1)
  • AAA: or shift the background to #2b2b2b (7.28:1)
Aaon black
10.8:1passpasspassPasses 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 #bbc059 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 #bbc059
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 #bbc059 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bbc059-b9bea2-4e8ddf-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