Color

#b3da58

#b3da58
hex#b3da58
rgbrgb(179, 218, 88)
hslhsl(78, 64%, 60%)
oklchoklch(0.835 0.163 124)
Closest name: Badass Grass (#b4da55)Relative luminance 0.6043

Colors that go with #b3da58

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 →

#7f58da

#dac058 · #72da58

#58b3da · #da58b3

Split-complementary

Open in tool →

#5872da · #c058da

#58dac0 · #7f58da · #da5872

Contrast

#b3da58 as textRatioAAAA largeAAAFix
Aaon white
1.6:1failfailfail
  • AA: use #607d1c as the text (4.72:1)
  • AAA: use #4a6015 as the text (7.06:1)
  • AA: or shift the background to #575757 (4.5:1)
  • AAA: or shift the background to #383838 (7.31:1)
Aaon black
13.09:1passpasspassPasses 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 #b3da58 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 #b3da58
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 #b3da58 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b3da58-b2bea2-4e69df-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