Color

#b5d63d

#b5d63d
hex#b5d63d
rgbrgb(181, 214, 61)
hslhsl(73, 65%, 54%)
oklchoklch(0.825 0.176 121.1)
Closest name: Badass Grass (#b4da55)Relative luminance 0.5825

Colors that go with #b5d63d

Charcoal, Cornflower Blue and Deep Sky 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5e3dd6

#d6ab3d · #69d63d

#3db5d6 · #d63db5

Split-complementary

Open in tool →

#3d69d6 · #ab3dd6

#3dd6ab · #5e3dd6 · #d63d69

Contrast

#b5d63d as textRatioAAAA largeAAAFix
Aaon white
1.66:1failfailfail
  • AA: use #697e1b as the text (4.56:1)
  • AAA: use #4d5d14 as the text (7.26:1)
  • AA: or shift the background to #545454 (4.56:1)
  • AAA: or shift the background to #383838 (7.06:1)
Aaon black
12.65:1passpasspassPasses 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 #b5d63d 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 #b5d63d
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 #b5d63d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b5d63d-b5bea2-4e75df-242d1f-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