Color

#bcb201

#bcb201
hex#bcb201
rgbrgb(188, 178, 1)
hslhsl(57, 99%, 37%)
oklchoklch(0.748 0.159 105.6)
Closest name: Celery (#b4c04c)Relative luminance 0.4253

Tints & shades

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

Harmonies

Complementary

Open in tool →

#010abc

#bc5501 · #68bc01

#01bcb2 · #b201bc

Split-complementary

Open in tool →

#0168bc · #5501bc

#01bc55 · #010abc · #bc0168

Contrast

#bcb201 as textRatioAAAA largeAAAFix
Aaon white
2.21:1failfailfail
  • AA: use #7f7901 as the text (4.53:1)
  • AAA: use #5b5700 as the text (7.48:1)
  • AA: or shift the background to #424242 (4.55:1)
  • AAA: or shift the background to #242424 (7.03:1)
Aaon black
9.51:1passpasspassPasses 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 #bcb201 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

#bcb201 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #bcb201
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 #bcb201 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bcb201-bcbea2-4e9bdf-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