Color

#b3da81

#b3da81
hex#b3da81
rgbrgb(179, 218, 129)
hslhsl(86, 55%, 68%)
oklchoklch(0.84 0.123 128.1)
Closest name: Feijoa (#a5d785)Relative luminance 0.6131

Colors that go with #b3da81

Charcoal, Sky Blue and Lilac 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 →

#a781da

#dad481 · #87da81

#81b3da · #da81b3

Split-complementary

Open in tool →

#8187da · #d481da

#81dad4 · #a781da · #da8187

Contrast

#b3da81 as textRatioAAAA largeAAAFix
Aaon white
1.58:1failfailfail
  • AA: use #5a8226 as the text (4.51:1)
  • AAA: use #425f1c as the text (7.28:1)
  • AA: or shift the background to #575757 (4.56:1)
  • AAA: or shift the background to #3b3b3b (7.07:1)
Aaon black
13.26:1passpasspassPasses 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 #b3da81 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 #b3da81
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 #b3da81 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3da81-afbea2-4e56df-212d1f-f1f1e9?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