Color

#90e52e

#90e52e
hex#90e52e
rgbrgb(144, 229, 46)
hslhsl(88, 78%, 54%)
oklchoklch(0.836 0.219 132.3)
Closest name: Herbivore (#88ee77)Relative luminance 0.6217

Colors that go with #90e52e

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 →

#842ee5

#e5df2e · #34e52e

#2e90e5 · #e52e90

Split-complementary

Open in tool →

#2e34e5 · #df2ee5

#2ee5df · #842ee5 · #e52e34

Contrast

#90e52e as textRatioAAAA largeAAAFix
Aaon white
1.56:1failfailfail
  • AA: use #4e8410 as the text (4.53:1)
  • AAA: use #385f0c as the text (7.47:1)
  • AA: or shift the background to #575757 (4.62:1)
  • AAA: or shift the background to #3b3b3b (7.17:1)
Aaon black
13.43:1passpasspassPasses 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 #90e52e 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 #90e52e
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 #90e52e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90e52e-aebea2-4e51df-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