Color

#a3ce55

#a3ce55
hex#a3ce55
rgbrgb(163, 206, 85)
hslhsl(81, 55%, 57%)
oklchoklch(0.796 0.157 126.2)
Closest name: Aromatic Herbs (#98c945)Relative luminance 0.5259

Colors that go with #a3ce55

Plum, Blue and Charcoal 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 →

#7f55ce

#cebc55 · #67ce55

#55a3ce · #ce55a3

Split-complementary

Open in tool →

#5567ce · #bc55ce

#55cebc · #7f55ce · #ce5567

Contrast

#a3ce55 as textRatioAAAA largeAAAFix
Aaon white
1.82:1failfailfail
  • AA: use #5f7e25 as the text (4.67:1)
  • AAA: use #475f1c as the text (7.19:1)
  • AA: or shift the background to #4d4d4d (4.64:1)
  • AAA: or shift the background to #303030 (7.24:1)
Aaon black
11.52:1passpasspassPasses 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 #a3ce55 as the background.

Brands using this color

mcpConnect your agent — build around #a3ce55
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 #a3ce55 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a3ce55-b1bea2-4e62df-222d1f-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