Color

#ac0c29

#ac0c29
hex#ac0c29
rgbrgb(172, 12, 41)
hslhsl(349, 87%, 36%)
oklchoklch(0.474 0.185 21.4)
Closest name: Blood Rush (#aa2222)Relative luminance 0.0919

Colors that go with #ac0c29

Royal Blue, Teal and Amber 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 →

#0cac8e

#ac0c79 · #ac3f0c

#29ac0c · #0c29ac

Split-complementary

Open in tool →

#0cac3f · #0c79ac

#79ac0c · #0cac8e · #3f0cac

Contrast

#ac0c29 as textRatioAAAA largeAAAFix
Aaon white
7.4:1passpasspassPasses AAA — no fix needed.
Aaon black
2.84:1failfailfail
  • AA: use #ea1038 as the text (4.63:1)
  • AAA: use #f46680 as the text (7.06:1)
  • AA: or shift the background to #cccccc (4.61:1)
  • AAA: or shift the background to #fafafa (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ac0c29 as the background.

Brands using this color

Fonts for this mood

#ac0c29 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ac0c29
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 #ac0c29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ac0c29-c49c9f-62cb85-2d231f-f1e9ee?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