Color

#af130d

#af130d
hex#af130d
rgbrgb(175, 19, 13)
hslhsl(2, 86%, 37%)
oklchoklch(0.481 0.187 29.1)
Closest name: All Systems Red (#b30103)Relative luminance 0.0961

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0daaaf

#af0d59 · #af640d

#0daf13 · #130daf

Split-complementary

Open in tool →

#0daf64 · #0d59af

#59af0d · #0daaaf · #640daf

Contrast

#af130d as textRatioAAAA largeAAAFix
Aaon white
7.19:1passpasspassPasses AAA — no fix needed.
Aaon black
2.92:1failfailfail
  • AA: use #e81911 as the text (4.58:1)
  • AAA: use #f46c67 as the text (7.19:1)
  • AA: or shift the background to #cfcfcf (4.61:1)
  • AAA: or shift the background to #fcfcfc (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #af130d as the background.

Brands using this color

Fonts for this mood

#af130d reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #af130d
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 #af130d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/af130d-c4a29c-62cb9c-2d261f-f1e9ed?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