Color

#b5fc5f

#b5fc5f
hex#b5fc5f
rgbrgb(181, 252, 95)
hslhsl(87, 96%, 68%)
oklchoklch(0.914 0.199 130.2)
Closest name: greenyellow (#adff2f)Relative luminance 0.8027

Colors that go with #b5fc5f

Violet, Gold and Red 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 →

#a65ffc

#fcf45f · #67fc5f

#5fb5fc · #fc5fb5

Split-complementary

Open in tool →

#5f67fc · #f45ffc

#5ffcf4 · #a65ffc · #fc5f67

Contrast

#b5fc5f as textRatioAAAA largeAAAFix
Aaon white
1.23:1failfailfail
  • AA: use #498203 as the text (4.69:1)
  • AAA: use #386402 as the text (7.02:1)
  • AA: or shift the background to #666666 (4.66:1)
  • AAA: or shift the background to #4a4a4a (7.2:1)
Aaon black
17.05:1passpasspassPasses 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 #b5fc5f 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 #b5fc5f
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 #b5fc5f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b5fc5f-aebea2-4e53df-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