Color

#77de17

#77de17
hex#77de17
rgbrgb(119, 222, 23)
hslhsl(91, 81%, 48%)
oklchoklch(0.806 0.231 135.1)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5623

Colors that go with #77de17

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 →

#7e17de

#dade17 · #17de1b

#1777de · #de1777

Split-complementary

Open in tool →

#1b17de · #de17da

#17dade · #7e17de · #de1b17

Contrast

#77de17 as textRatioAAAA largeAAAFix
Aaon white
1.71:1failfailfail
  • AA: use #45810e as the text (4.77:1)
  • AAA: use #34610a as the text (7.34:1)
  • AA: or shift the background to #525252 (4.56:1)
  • AAA: or shift the background to #363636 (7.05:1)
Aaon black
12.25:1passpasspassPasses 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 #77de17 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 #77de17
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 #77de17 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/77de17-acbea2-534edf-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