Color

#a5cd51

#a5cd51
hex#a5cd51
rgbrgb(165, 205, 81)
hslhsl(79, 55%, 56%)
oklchoklch(0.795 0.158 125)
Closest name: Aromatic Herbs (#98c945)Relative luminance 0.5226

Colors that go with #a5cd51

Charcoal, Deep Sky Blue and Plum 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 →

#7851cd

#cdb651 · #68cd51

#51a5cd · #cd51a5

Split-complementary

Open in tool →

#5168cd · #b651cd

#51cdb6 · #7851cd · #cd5168

Contrast

#a5cd51 as textRatioAAAA largeAAAFix
Aaon white
1.83:1failfailfail
  • AA: use #627e25 as the text (4.64:1)
  • AAA: use #4a5f1c as the text (7.13:1)
  • AA: or shift the background to #4d4d4d (4.61:1)
  • AAA: or shift the background to #303030 (7.2:1)
Aaon black
11.45:1passpasspassPasses 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 #a5cd51 as the background.

Brands using this color

mcpConnect your agent — build around #a5cd51
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 #a5cd51 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a5cd51-b2bea2-4e66df-232d1f-f1f0e9?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