Color

#a3cd42

#a3cd42
hex#a3cd42
rgbrgb(163, 205, 66)
hslhsl(78, 58%, 53%)
oklchoklch(0.792 0.17 124.7)
Closest name: yellowgreen (#9acd32)Relative luminance 0.5184

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6b42cd

#cdb142 · #5dcd42

#42a3cd · #cd42a3

Split-complementary

Open in tool →

#425dcd · #b142cd

#42cdb1 · #6b42cd · #cd425d

Contrast

#a3cd42 as textRatioAAAA largeAAAFix
Aaon white
1.85:1failfailfail
  • AA: use #617d21 as the text (4.7:1)
  • AAA: use #485d19 as the text (7.35:1)
  • AA: or shift the background to #4d4d4d (4.58:1)
  • AAA: or shift the background to #303030 (7.14:1)
Aaon black
11.37:1passpasspassPasses 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 #a3cd42 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 #a3cd42
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #a3cd42 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a3cd42-b2bea2-4e69df-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