Color

#a3bb2a

#a3bb2a
hex#a3bb2a
rgbrgb(163, 187, 42)
hslhsl(70, 63%, 45%)
oklchoklch(0.749 0.163 119)
Closest name: Citrus (#9fb70a)Relative luminance 0.4349

Colors that go with #a3bb2a

Blue, Taupe 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 →

#432abb

#bb8b2a · #5bbb2a

#2aa3bb · #bb2aa3

Split-complementary

Open in tool →

#2a5bbb · #8b2abb

#2abb8b · #432abb · #bb2a5b

Contrast

#a3bb2a as textRatioAAAA largeAAAFix
Aaon white
2.17:1failfailfail
  • AA: use #6d7d1c as the text (4.56:1)
  • AAA: use #505b15 as the text (7.37:1)
  • AA: or shift the background to #424242 (4.64:1)
  • AAA: or shift the background to #242424 (7.17:1)
Aaon black
9.7:1passpasspassPasses 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 #a3bb2a 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 #a3bb2a
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 #a3bb2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a3bb2a-b6bea2-4e7cdf-252d1f-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