Color

#90ea66

#90ea66
hex#90ea66
rgbrgb(144, 234, 102)
hslhsl(101, 76%, 66%)
oklchoklch(0.853 0.189 136.9)
Closest name: Herbivore (#88ee77)Relative luminance 0.6573

Colors that go with #90ea66

Violet, Deep Sky Blue and Taupe 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 →

#c066ea

#d2ea66 · #66ea7f

#6690ea · #ea6690

Split-complementary

Open in tool →

#7f66ea · #ea66d2

#66d2ea · #c066ea · #ea7f66

Contrast

#90ea66 as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #378712 as the text (4.53:1)
  • AAA: use #28630d as the text (7.29:1)
  • AA: or shift the background to #5c5c5c (4.5:1)
  • AAA: or shift the background to #3d3d3d (7.32:1)
Aaon black
14.15:1passpasspassPasses 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 #90ea66 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 #90ea66
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 #90ea66 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90ea66-a7bea2-6b4edf-1f2d21-eff1e9?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