Color

#bfd515

#bfd515
hex#bfd515
rgbrgb(191, 213, 21)
hslhsl(67, 82%, 46%)
oklchoklch(0.828 0.188 117.1)
Closest name: Badass Grass (#b4da55)Relative luminance 0.5872

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2c15d5

#d58c15 · #5fd515

#15bfd5 · #d515bf

Split-complementary

Open in tool →

#155fd5 · #8c15d5

#15d58c · #2c15d5 · #d5155f

Contrast

#bfd515 as textRatioAAAA largeAAAFix
Aaon white
1.65:1failfailfail
  • AA: use #707d0c as the text (4.54:1)
  • AAA: use #535d09 as the text (7.15:1)
  • AA: or shift the background to #545454 (4.6:1)
  • AAA: or shift the background to #383838 (7.12:1)
Aaon black
12.74:1passpasspassPasses 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 #bfd515 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 #bfd515
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 #bfd515 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/bfd515-b8bea2-4e83df-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