Color

#77b80f

#77b80f
hex#77b80f
rgbrgb(119, 184, 15)
hslhsl(83, 85%, 39%)
oklchoklch(0.711 0.19 130.7)
Closest name: Extra Life (#6ab417)Relative luminance 0.3824

Colors that go with #77b80f

Charcoal, Royal Blue and Taupe 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 →

#500fb8

#b8a40f · #23b80f

#0f77b8 · #b80f77

Split-complementary

Open in tool →

#0f23b8 · #a40fb8

#0fb8a4 · #500fb8 · #b80f23

Contrast

#77b80f as textRatioAAAA largeAAAFix
Aaon white
2.43:1failfailfail
  • AA: use #537f0a as the text (4.76:1)
  • AAA: use #3d5e08 as the text (7.49:1)
  • AA: or shift the background to #3b3b3b (4.61:1)
  • AAA: or shift the background to #1c1c1c (7.02:1)
Aaon black
8.65:1passpasspassPasses 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 #77b80f as the background.

Brands using this color

mcpConnect your agent — build around #77b80f
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 #77b80f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/77b80f-b0bea2-4e5ddf-222d1f-f1f0e9?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