Color

#b7c837

#b7c837
hex#b7c837
rgbrgb(183, 200, 55)
hslhsl(67, 57%, 50%)
oklchoklch(0.794 0.163 116.1)
Closest name: Celery (#b4c04c)Relative luminance 0.5165

Colors that go with #b7c837

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 →

#4837c8

#c89037 · #6fc837

#37b7c8 · #c837b7

Split-complementary

Open in tool →

#376fc8 · #9037c8

#37c890 · #4837c8 · #c8376f

Contrast

#b7c837 as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #727c22 as the text (4.54:1)
  • AAA: use #545c19 as the text (7.19:1)
  • AA: or shift the background to #4d4d4d (4.56:1)
  • AAA: or shift the background to #303030 (7.12:1)
Aaon black
11.33:1passpasspassPasses 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 #b7c837 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 #b7c837
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 #b7c837 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b7c837-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