Color

#a8d331

#a8d331
hex#a8d331
rgbrgb(168, 211, 49)
hslhsl(76, 65%, 51%)
oklchoklch(0.808 0.185 123.9)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5514

Colors that go with #a8d331

Crimson, Dark Orange and Deep Sky Blue 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 #a8d331

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c31d3

#d3ad31 · #57d331

#31a8d3 · #d331a8

Split-complementary

Open in tool →

#3157d3 · #ad31d3

#31d3ad · #5c31d3 · #d33157

Contrast

#a8d331 as textRatioAAAA largeAAAFix
Aaon white
1.75:1failfailfail
  • AA: use #647e1b as the text (4.62:1)
  • AAA: use #495d14 as the text (7.34:1)
  • AA: or shift the background to #4f4f4f (4.69:1)
  • AAA: or shift the background to #333333 (7.24:1)
Aaon black
12.03:1passpasspassPasses 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 #a8d331 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 #a8d331
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 #a8d331 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a8d331-b3bea2-4e6edf-232d1f-f1efe9?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