Color

#af2a28

#af2a28
hex#af2a28
rgbrgb(175, 42, 40)
hslhsl(1, 63%, 42%)
oklchoklch(0.498 0.17 26.6)
Closest name: firebrick (#b22222)Relative luminance 0.1092

Tints & shades

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

Harmonies

Complementary

Open in tool →

#28acaf

#af2869 · #af6d28

#28af2a · #2a28af

Split-complementary

Open in tool →

#28af6d · #2869af

#69af28 · #28acaf · #6d28af

Contrast

#af2a28 as textRatioAAAA largeAAAFix
Aaon white
6.59:1passpassfail
  • AAA: use #a62826 as the text (7.11:1)
Aaon black
3.18:1failpassfail
  • AA: use #d33e3c as the text (4.52:1)
  • AAA: use #e07876 as the text (7.12:1)
  • AA: or shift the background to #d6d6d6 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #af2a28 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

#af2a28 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #af2a28
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 #af2a28 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/af2a28-c4a19c-62cb9a-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