Color

#77cf2a

#77cf2a
hex#77cf2a
rgbrgb(119, 207, 42)
hslhsl(92, 66%, 49%)
oklchoklch(0.77 0.207 134.4)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.4871

Colors that go with #77cf2a

Deep Sky Blue, 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 →

#822acf

#cacf2a · #2acf30

#2a77cf · #cf2a77

Split-complementary

Open in tool →

#302acf · #cf2aca

#2acacf · #822acf · #cf302a

Contrast

#77cf2a as textRatioAAAA largeAAAFix
Aaon white
1.95:1failfailfail
  • AA: use #4c831b as the text (4.6:1)
  • AAA: use #386114 as the text (7.27:1)
  • AA: or shift the background to #4a4a4a (4.53:1)
  • AAA: or shift the background to #2b2b2b (7.24:1)
Aaon black
10.74:1passpasspassPasses 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 #77cf2a as the background.

Brands using this color

mcpConnect your agent — build around #77cf2a
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 #77cf2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/77cf2a-acbea2-564edf-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