Color

#99e042

#99e042
hex#99e042
rgbrgb(153, 224, 66)
hslhsl(87, 72%, 57%)
oklchoklch(0.83 0.198 130.8)
Closest name: Conifer (#b1dd52)Relative luminance 0.6048

Colors that go with #99e042

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 →

#8942e0

#e0d842 · #4ae042

#4299e0 · #e04299

Split-complementary

Open in tool →

#424ae0 · #d842e0

#42e0d8 · #8942e0 · #e0424a

Contrast

#99e042 as textRatioAAAA largeAAAFix
Aaon white
1.6:1failfailfail
  • AA: use #4f7f15 as the text (4.8:1)
  • AAA: use #3c6010 as the text (7.31:1)
  • AA: or shift the background to #575757 (4.51:1)
  • AAA: or shift the background to #383838 (7.31:1)
Aaon black
13.1:1passpasspassPasses 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 #99e042 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 #99e042
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 #99e042 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/99e042-aebea2-4e53df-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