Color

#b3d666

#b3d666
hex#b3d666
rgbrgb(179, 214, 102)
hslhsl(79, 58%, 62%)
oklchoklch(0.827 0.145 123.9)
Closest name: Last of Lettuce (#aadd66)Relative luminance 0.5864

Colors that go with #b3d666

Charcoal, Deep Sky Blue and Plum 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 →

#8966d6

#d6c266 · #7bd666

#66b3d6 · #d666b3

Split-complementary

Open in tool →

#667bd6 · #c266d6

#66d6c2 · #8966d6 · #d6667b

Contrast

#b3d666 as textRatioAAAA largeAAAFix
Aaon white
1.65:1failfailfail
  • AA: use #607d21 as the text (4.72:1)
  • AAA: use #475d19 as the text (7.37:1)
  • AA: or shift the background to #545454 (4.59:1)
  • AAA: or shift the background to #383838 (7.11:1)
Aaon black
12.73:1passpasspassPasses 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 #b3d666 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 #b3d666
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 #b3d666 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3d666-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