Color

#b3c581

#b3c581
hex#b3c581
rgbrgb(179, 197, 129)
hslhsl(76, 37%, 64%)
oklchoklch(0.793 0.092 120.6)
Closest name: Fiddle-Leaf Fig (#a6c875)Relative luminance 0.511

Colors that go with #b3c581

Charcoal, Lilac and 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.

Real palettes that use #b3c581

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#9381c5

#c5b581 · #91c581

#81b3c5 · #c581b3

Split-complementary

Open in tool →

#8191c5 · #b581c5

#81c5b5 · #9381c5 · #c58191

Contrast

#b3c581 as textRatioAAAA largeAAAFix
Aaon white
1.87:1failfailfail
  • AA: use #697a38 as the text (4.73:1)
  • AAA: use #515e2b as the text (7.03:1)
  • AA: or shift the background to #4d4d4d (4.52:1)
  • AAA: or shift the background to #303030 (7.05:1)
Aaon black
11.22:1passpasspassPasses 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 #b3c581 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 #b3c581
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 #b3c581 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3c581-b3bea2-4e6edf-232d1f-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