Color

#ae100a

#ae100a
hex#ae100a
rgbrgb(174, 16, 10)
hslhsl(2, 89%, 36%)
oklchoklch(0.477 0.188 29.2)
Closest name: All Systems Red (#b30103)Relative luminance 0.0939

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0aa8ae

#ae0a56 · #ae610a

#0aae10 · #100aae

Split-complementary

Open in tool →

#0aae61 · #0a56ae

#56ae0a · #0aa8ae · #610aae

Contrast

#ae100a as textRatioAAAA largeAAAFix
Aaon white
7.3:1passpasspassPasses AAA — no fix needed.
Aaon black
2.88:1failfailfail
  • AA: use #e7150d as the text (4.51:1)
  • AAA: use #f66a65 as the text (7.17:1)
  • AA: or shift the background to #cccccc (4.54:1)
  • AAA: or shift the background to #fcfcfc (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ae100a as the background.

Brands using this color

Fonts for this mood

#ae100a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ae100a
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 #ae100a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ae100a-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