Color

#b4e151

#b4e151
hex#b4e151
rgbrgb(180, 225, 81)
hslhsl(79, 71%, 60%)
oklchoklch(0.85 0.176 124.9)
Closest name: Conifer (#b1dd52)Relative luminance 0.6415

Colors that go with #b4e151

Charcoal, Crimson 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 →

#7e51e1

#e1c751 · #6be151

#51b4e1 · #e151b4

Split-complementary

Open in tool →

#516be1 · #c751e1

#51e1c7 · #7e51e1 · #e1516b

Contrast

#b4e151 as textRatioAAAA largeAAAFix
Aaon white
1.52:1failfailfail
  • AA: use #5d7e15 as the text (4.71:1)
  • AAA: use #476010 as the text (7.12:1)
  • AA: or shift the background to #595959 (4.61:1)
  • AAA: or shift the background to #3d3d3d (7.15:1)
Aaon black
13.83:1passpasspassPasses 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 #b4e151 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 #b4e151
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 #b4e151 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b4e151-b2bea2-4e66df-232d1f-f1f0e9?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