Color

#ac4e1b

#ac4e1b
hex#ac4e1b
rgbrgb(172, 78, 27)
hslhsl(21, 73%, 39%)
oklchoklch(0.536 0.138 45.1)
Closest name: Brandy Bear (#aa5412)Relative luminance 0.143

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1b79ac

#ac1b31 · #ac961b

#1bac4e · #4e1bac

Split-complementary

Open in tool →

#1bac96 · #1b31ac

#31ac1b · #1b79ac · #961bac

Contrast

#ac4e1b as textRatioAAAA largeAAAFix
Aaon white
5.44:1passpassfail
  • AAA: use #8d4016 as the text (7.3:1)
Aaon black
3.86:1failpassfail
  • AA: use #be561e as the text (4.54:1)
  • AAA: use #e17941 as the text (7.01:1)
  • AA: or shift the background to #ebebeb (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ac4e1b as the background.

Brands using this color

Fonts for this mood

#ac4e1b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ac4e1b
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 #ac4e1b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ac4e1b-c4af9c-62cbbd-2d2a1f-f1e9ea?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