Color

#bbc507

#bbc507
hex#bbc507
rgbrgb(187, 197, 7)
hslhsl(63, 93%, 40%)
oklchoklch(0.789 0.175 113.4)
Closest name: Celery (#b4c04c)Relative luminance 0.5051

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#1107c5

#c56f07 · #5dc507

#07bbc5 · #c507bb

Split-complementary

Open in tool →

#075dc5 · #6f07c5

#07c56f · #1107c5 · #c5075d

Contrast

#bbc507 as textRatioAAAA largeAAAFix
Aaon white
1.89:1failfailfail
  • AA: use #757b04 as the text (4.57:1)
  • AAA: use #545903 as the text (7.48:1)
  • AA: or shift the background to #4a4a4a (4.69:1)
  • AAA: or shift the background to #2e2e2e (7.18:1)
Aaon black
11.1:1passpasspassPasses 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 #bbc507 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 #bbc507
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #bbc507 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bbc507-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