Color

#8cb51c

#8cb51c
hex#8cb51c
rgbrgb(140, 181, 28)
hslhsl(76, 73%, 41%)
oklchoklch(0.717 0.172 124.8)
Closest name: Gameboy Screen (#8bac0f)Relative luminance 0.3871

Colors that go with #8cb51c

Charcoal, Dodger Blue and Royal 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.

Real palettes that use #8cb51c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#451cb5

#b5911c · #40b51c

#1c8cb5 · #b51c8c

Split-complementary

Open in tool →

#1c40b5 · #911cb5

#1cb591 · #451cb5 · #b51c40

Contrast

#8cb51c as textRatioAAAA largeAAAFix
Aaon white
2.4:1failfailfail
  • AA: use #638014 as the text (4.54:1)
  • AAA: use #485d0e as the text (7.37:1)
  • AA: or shift the background to #3d3d3d (4.52:1)
  • AAA: or shift the background to #1c1c1c (7.09:1)
Aaon black
8.74:1passpasspassPasses 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 #8cb51c as the background.

Brands using this color

mcpConnect your agent — build around #8cb51c
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 #8cb51c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/8cb51c-b3bea2-4e6edf-232d1f-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