Color

#b0cb3a

#b0cb3a
hex#b0cb3a
rgbrgb(176, 203, 58)
hslhsl(71, 58%, 51%)
oklchoklch(0.796 0.167 119.6)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5225

Colors that go with #b0cb3a

Charcoal, Cornflower Blue and Deep Sky Blue 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#543acb

#cb9d3a · #67cb3a

#3ab0cb · #cb3ab0

Split-complementary

Open in tool →

#3a67cb · #9d3acb

#3acb9d · #543acb · #cb3a67

Contrast

#b0cb3a as textRatioAAAA largeAAAFix
Aaon white
1.83:1failfailfail
  • AA: use #6c7d21 as the text (4.57:1)
  • AAA: use #505d19 as the text (7.19:1)
  • AA: or shift the background to #4d4d4d (4.61:1)
  • AAA: or shift the background to #303030 (7.2:1)
Aaon black
11.45:1passpasspassPasses 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 #b0cb3a as the background.

Brands using this color

mcpConnect your agent — build around #b0cb3a
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 #b0cb3a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b0cb3a-b6bea2-4e7adf-252d1f-f1efe9?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