Color

#87cd42

#87cd42
hex#87cd42
rgbrgb(135, 205, 66)
hslhsl(90, 58%, 53%)
oklchoklch(0.775 0.183 132.4)
Closest name: yellowgreen (#9acd32)Relative luminance 0.4921

Colors that go with #87cd42

Deep Sky Blue, Taupe and Violet 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 →

#8742cd

#cdcd42 · #42cd42

#4287cd · #cd4287

Split-complementary

Open in tool →

#4242cd · #cd42cd

#42cdcd · #8742cd · #cd4242

Contrast

#87cd42 as textRatioAAAA largeAAAFix
Aaon white
1.94:1failfailfail
  • AA: use #528122 as the text (4.64:1)
  • AAA: use #3d611a as the text (7.18:1)
  • AA: or shift the background to #4a4a4a (4.58:1)
  • AAA: or shift the background to #2e2e2e (7.01:1)
Aaon black
10.84:1passpasspassPasses 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 #87cd42 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 #87cd42
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 #87cd42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/87cd42-adbea2-514edf-202d1f-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