Color

#b7ca12

#b7ca12
hex#b7ca12
rgbrgb(183, 202, 18)
hslhsl(66, 84%, 43%)
oklchoklch(0.797 0.18 116.4)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5235

Colors that go with #b7ca12

Cornflower Blue, Deep Sky Blue and Charcoal 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 →

#2412ca

#ca8012 · #5bca12

#12b7ca · #ca12b7

Split-complementary

Open in tool →

#125bca · #8012ca

#12ca80 · #2412ca · #ca125b

Contrast

#b7ca12 as textRatioAAAA largeAAAFix
Aaon white
1.83:1failfailfail
  • AA: use #6f7a0b as the text (4.7:1)
  • AAA: use #555e08 as the text (7.02:1)
  • AA: or shift the background to #4d4d4d (4.62:1)
  • AAA: or shift the background to #303030 (7.21:1)
Aaon black
11.47:1passpasspassPasses 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 #b7ca12 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 #b7ca12
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 #b7ca12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b7ca12-b8bea2-4e86df-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