Color

#a4d241

#a4d241
hex#a4d241
rgbrgb(164, 210, 65)
hslhsl(79, 62%, 54%)
oklchoklch(0.804 0.176 125.5)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5437

Colors that go with #a4d241

Charcoal, Crimson 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6f41d2

#d2b841 · #5cd241

#41a4d2 · #d241a4

Split-complementary

Open in tool →

#415cd2 · #b841d2

#41d2b8 · #6f41d2 · #d2415c

Contrast

#a4d241 as textRatioAAAA largeAAAFix
Aaon white
1.77:1failfailfail
  • AA: use #61801e as the text (4.55:1)
  • AAA: use #485f16 as the text (7.18:1)
  • AA: or shift the background to #4f4f4f (4.63:1)
  • AAA: or shift the background to #333333 (7.14:1)
Aaon black
11.87:1passpasspassPasses 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 #a4d241 as the background.

Brands using this color

mcpConnect your agent — build around #a4d241
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 #a4d241 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a4d241-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