Color

#af182a

#af182a
hex#af182a
rgbrgb(175, 24, 42)
hslhsl(353, 76%, 39%)
oklchoklch(0.486 0.182 22.5)
Closest name: Blood Rush (#aa2222)Relative luminance 0.0993

Colors that go with #af182a

Royal Blue, Teal and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#18af9d

#af1875 · #af5218

#2aaf18 · #182aaf

Split-complementary

Open in tool →

#18af52 · #1875af

#75af18 · #18af9d · #5218af

Contrast

#af182a as textRatioAAAA largeAAAFix
Aaon white
7.03:1passpasspassPasses AAA — no fix needed.
Aaon black
2.99:1failfailfail
  • AA: use #e12339 as the text (4.5:1)
  • AAA: use #eb6f7e as the text (7.11:1)
  • AA: or shift the background to #cfcfcf (4.51:1)
  • AAA: or shift the background to #ffffff (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #af182a as the background.

Brands using this color

Fonts for this mood

#af182a reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #af182a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #af182a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/af182a-c49c9c-62cb8c-2d241f-f1e9ee?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