Color

#b5cc05

#b5cc05
hex#b5cc05
rgbrgb(181, 204, 5)
hslhsl(67, 95%, 41%)
oklchoklch(0.8 0.185 117.6)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5302

Colors that go with #b5cc05

Deep Sky Blue, Cornflower Blue and Crimson 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.

Real palettes that use #b5cc05

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c05cc

#cc8005 · #51cc05

#05b5cc · #cc05b5

Split-complementary

Open in tool →

#0551cc · #8005cc

#05cc80 · #1c05cc · #cc0551

Contrast

#b5cc05 as textRatioAAAA largeAAAFix
Aaon white
1.81:1failfailfail
  • AA: use #6e7c03 as the text (4.62:1)
  • AAA: use #545e02 as the text (7.05:1)
  • AA: or shift the background to #4f4f4f (4.53:1)
  • AAA: or shift the background to #303030 (7.29:1)
Aaon black
11.6:1passpasspassPasses 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 #b5cc05 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 #b5cc05
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 #b5cc05 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b5cc05-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