Color

#91eb3d

#91eb3d
hex#91eb3d
rgbrgb(145, 235, 61)
hslhsl(91, 81%, 58%)
oklchoklch(0.852 0.218 133.4)
Closest name: Herbivore (#88ee77)Relative luminance 0.6577

Colors that go with #91eb3d

Violet, Deep Sky Blue and Hot Pink 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.

Real palettes that use #91eb3d

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#973deb

#e8eb3d · #3deb40

#3d91eb · #eb3d91

Split-complementary

Open in tool →

#403deb · #eb3de8

#3de8eb · #973deb · #eb403d

Contrast

#91eb3d as textRatioAAAA largeAAAFix
Aaon white
1.48:1failfailfail
  • AA: use #45810e as the text (4.77:1)
  • AAA: use #34610a as the text (7.34:1)
  • AA: or shift the background to #5c5c5c (4.51:1)
  • 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 #91eb3d 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 #91eb3d
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 #91eb3d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/91eb3d-acbea2-534edf-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