Color

#aac01b

#aac01b
hex#aac01b
rgbrgb(170, 192, 27)
hslhsl(68, 75%, 43%)
oklchoklch(0.765 0.172 117.9)
Closest name: Citrus (#9fb70a)Relative luminance 0.4632

Colors that go with #aac01b

Charcoal, Dark Olive Green and Dark Orange 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 →

#311bc0

#c0841b · #58c01b

#1baac0 · #c01baa

Split-complementary

Open in tool →

#1b58c0 · #841bc0

#1bc084 · #311bc0 · #c01b58

Contrast

#aac01b as textRatioAAAA largeAAAFix
Aaon white
2.05:1failfailfail
  • AA: use #6f7d12 as the text (4.55:1)
  • AAA: use #535e0d as the text (7.06:1)
  • AA: or shift the background to #474747 (4.54:1)
  • AAA: or shift the background to #292929 (7.11:1)
Aaon black
10.26:1passpasspassPasses 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 #aac01b 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 #aac01b
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 #aac01b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/aac01b-b7bea2-4e81df-252d1f-f1eee9?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