Color

#99d161

#99d161
hex#99d161
rgbrgb(153, 209, 97)
hslhsl(90, 55%, 60%)
oklchoklch(0.798 0.155 131.2)
Closest name: Fluorescence (#89d178)Relative luminance 0.5324

Colors that go with #99d161

Charcoal, Plum and Deep Sky Blue 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 →

#9961d1

#d1d161 · #61d161

#6199d1 · #d16199

Split-complementary

Open in tool →

#6161d1 · #d161d1

#61d1d1 · #9961d1 · #d16161

Contrast

#99d161 as textRatioAAAA largeAAAFix
Aaon white
1.8:1failfailfail
  • AA: use #548226 as the text (4.57:1)
  • AAA: use #3d5f1c as the text (7.36:1)
  • AA: or shift the background to #4f4f4f (4.54:1)
  • AAA: or shift the background to #333333 (7.01:1)
Aaon black
11.65:1passpasspassPasses 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 #99d161 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 #99d161
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 #99d161 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/99d161-adbea2-514edf-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