Color

#8bd42b

#8bd42b
hex#8bd42b
rgbrgb(139, 212, 43)
hslhsl(86, 66%, 50%)
oklchoklch(0.792 0.203 131.1)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5275

Colors that go with #8bd42b

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 →

#742bd4

#d4c82b · #37d42b

#2b8bd4 · #d42b8b

Split-complementary

Open in tool →

#2b37d4 · #c82bd4

#2bd4c8 · #742bd4 · #d42b37

Contrast

#8bd42b as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #56831b as the text (4.51:1)
  • AAA: use #406114 as the text (7.15:1)
  • AA: or shift the background to #4f4f4f (4.51:1)
  • AAA: or shift the background to #303030 (7.26:1)
Aaon black
11.55:1passpasspassPasses 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 #8bd42b as the background.

Brands using this color

mcpConnect your agent — build around #8bd42b
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 #8bd42b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8bd42b-afbea2-4e56df-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