Color

#87d43a

#87d43a
hex#87d43a
rgbrgb(135, 212, 58)
hslhsl(90, 64%, 53%)
oklchoklch(0.791 0.197 132.7)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5254

Colors that go with #87d43a

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 →

#873ad4

#d4d43a · #3ad43a

#3a87d4 · #d43a87

Split-complementary

Open in tool →

#3a3ad4 · #d43ad4

#3ad4d4 · #873ad4 · #d43a3a

Contrast

#87d43a as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #4f821c as the text (4.62:1)
  • AAA: use #3b6015 as the text (7.32:1)
  • AA: or shift the background to #4d4d4d (4.63:1)
  • AAA: or shift the background to #303030 (7.23:1)
Aaon black
11.51:1passpasspassPasses 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 #87d43a 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 #87d43a
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 #87d43a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/87d43a-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