Color

#b4d629

#b4d629
hex#b4d629
rgbrgb(180, 214, 41)
hslhsl(72, 68%, 50%)
oklchoklch(0.823 0.187 120.9)
Closest name: Conifer (#b1dd52)Relative luminance 0.5796

Colors that go with #b4d629

Deep Sky Blue, 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 →

#4b29d6

#d6a229 · #5dd629

#29b4d6 · #d629b4

Split-complementary

Open in tool →

#295dd6 · #a229d6

#29d6a2 · #4b29d6 · #d6295d

Contrast

#b4d629 as textRatioAAAA largeAAAFix
Aaon white
1.67:1failfailfail
  • AA: use #687c18 as the text (4.68:1)
  • AAA: use #4f5e12 as the text (7.14:1)
  • AA: or shift the background to #545454 (4.54:1)
  • AAA: or shift the background to #383838 (7.03:1)
Aaon black
12.59:1passpasspassPasses 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 #b4d629 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 #b4d629
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 #b4d629 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b4d629-b5bea2-4e77df-242d1f-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