Color

#99f141

#99f141
hex#99f141
rgbrgb(153, 241, 65)
hslhsl(90, 86%, 60%)
oklchoklch(0.87 0.219 132.8)
Closest name: Inchworm (#b2ec5d)Relative luminance 0.7006

Colors that go with #99f141

Violet, Charcoal 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 →

#9941f1

#f1f141 · #41f141

#4199f1 · #f14199

Split-complementary

Open in tool →

#4141f1 · #f141f1

#41f1f1 · #9941f1 · #f14141

Contrast

#99f141 as textRatioAAAA largeAAAFix
Aaon white
1.4:1failfailfail
  • AA: use #47850a as the text (4.54:1)
  • AAA: use #366407 as the text (7.04:1)
  • AA: or shift the background to #5e5e5e (4.64:1)
  • AAA: or shift the background to #424242 (7.18:1)
Aaon black
15.01:1passpasspassPasses 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 #99f141 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 #99f141
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 #99f141 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/99f141-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