Color

#bcc601

#bcc601
hex#bcc601
rgbrgb(188, 198, 1)
hslhsl(63, 99%, 39%)
oklchoklch(0.792 0.177 113.4)
Closest name: Celery (#b4c04c)Relative luminance 0.5108

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0b01c6

#c66d01 · #5ac601

#01bcc6 · #c601bc

Split-complementary

Open in tool →

#015ac6 · #6d01c6

#01c66d · #0b01c6 · #c6015a

Contrast

#bcc601 as textRatioAAAA largeAAAFix
Aaon white
1.87:1failfailfail
  • AA: use #747a01 as the text (4.64:1)
  • AAA: use #575b00 as the text (7.24:1)
  • AA: or shift the background to #4d4d4d (4.51:1)
  • AAA: or shift the background to #303030 (7.05:1)
Aaon black
11.22:1passpasspassPasses 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 #bcc601 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 #bcc601
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 #bcc601 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bcc601-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