Color

#ad261f

#ad261f
hex#ad261f
rgbrgb(173, 38, 31)
hslhsl(3, 70%, 40%)
oklchoklch(0.49 0.172 28.4)
Closest name: Blood Rush (#aa2222)Relative luminance 0.1037

Colors that go with #ad261f

Royal Blue, Teal and Dark Olive Green 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 →

#1fa6ad

#ad1f5f · #ad6d1f

#1fad26 · #261fad

Split-complementary

Open in tool →

#1fad6d · #1f5fad

#5fad1f · #1fa6ad · #6d1fad

Contrast

#ad261f as textRatioAAAA largeAAAFix
Aaon white
6.83:1passpassfail
  • AAA: use #a9251e as the text (7.07:1)
Aaon black
3.07:1failpassfail
  • AA: use #da372f as the text (4.57:1)
  • AAA: use #e67670 as the text (7.19:1)
  • AA: or shift the background to #d4d4d4 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ad261f as the background.

Brands using this color

Fonts for this mood

#ad261f reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ad261f
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 #ad261f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ad261f-c4a39c-62cb9d-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