Color

#80de1b

#80de1b
hex#80de1b
rgbrgb(128, 222, 27)
hslhsl(89, 78%, 49%)
oklchoklch(0.81 0.225 133.8)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5691

Colors that go with #80de1b

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 →

#7a1bde

#dedb1b · #1fde1b

#1b80de · #de1b80

Split-complementary

Open in tool →

#1b1fde · #db1bde

#1bdedb · #7a1bde · #de1b1f

Contrast

#80de1b as textRatioAAAA largeAAAFix
Aaon white
1.7:1failfailfail
  • AA: use #4c8410 as the text (4.55:1)
  • AAA: use #375f0c as the text (7.49:1)
  • AA: or shift the background to #525252 (4.61:1)
  • AAA: or shift the background to #363636 (7.13:1)
Aaon black
12.38:1passpasspassPasses 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 #80de1b 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 #80de1b
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 #80de1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/80de1b-adbea2-4e4edf-212d1f-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