Color

#77d129

#77d129
hex#77d129
rgbrgb(119, 209, 41)
hslhsl(92, 67%, 49%)
oklchoklch(0.775 0.21 134.6)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.4968

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8329d1

#cbd129 · #29d12f

#2977d1 · #d12977

Split-complementary

Open in tool →

#2f29d1 · #d129cb

#29cbd1 · #8329d1 · #d12f29

Contrast

#77d129 as textRatioAAAA largeAAAFix
Aaon white
1.92:1failfailfail
  • AA: use #4c841a as the text (4.54:1)
  • AAA: use #386213 as the text (7.18:1)
  • AA: or shift the background to #4a4a4a (4.62:1)
  • AAA: or shift the background to #2e2e2e (7.07:1)
Aaon black
10.94:1passpasspassPasses 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 #77d129 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 #77d129
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #77d129 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/77d129-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