Color

#ac2a16

#ac2a16
hex#ac2a16
rgbrgb(172, 42, 22)
hslhsl(8, 77%, 38%)
oklchoklch(0.491 0.17 31.7)
Closest name: Blood Rush (#aa2222)Relative luminance 0.1048

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1698ac

#ac164d · #ac7516

#16ac2a · #2a16ac

Split-complementary

Open in tool →

#16ac75 · #164dac

#4dac16 · #1698ac · #7516ac

Contrast

#ac2a16 as textRatioAAAA largeAAAFix
Aaon white
6.78:1passpassfail
  • AAA: use #a72916 as the text (7.07:1)
Aaon black
3.1:1failpassfail
  • AA: use #dd361d as the text (4.62:1)
  • AAA: use #ea7361 as the text (7.12:1)
  • AA: or shift the background to #d4d4d4 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ac2a16 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#ac2a16 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ac2a16
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 #ac2a16 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ac2a16-c4a69c-62cba6-2d271f-f1e9ec?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