Color

#ad342e

#ad342e
hex#ad342e
rgbrgb(173, 52, 46)
hslhsl(3, 58%, 43%)
oklchoklch(0.506 0.158 27.2)
Closest name: firebrick (#b22222)Relative luminance 0.1154

Colors that go with #ad342e

Royal Blue, Sea Green and Steel Blue 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.

Real palettes that use #ad342e

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2ea7ad

#ad2e67 · #ad742e

#2ead34 · #342ead

Split-complementary

Open in tool →

#2ead74 · #2e67ad

#67ad2e · #2ea7ad · #742ead

Contrast

#ad342e as textRatioAAAA largeAAAFix
Aaon white
6.35:1passpassfail
  • AAA: use #a1312b as the text (7.02:1)
Aaon black
3.31:1failpassfail
  • AA: use #cd4942 as the text (4.63:1)
  • AAA: use #db7b76 as the text (7.11:1)
  • AA: or shift the background to #dbdbdb (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #ad342e as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#ad342e reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ad342e
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 #ad342e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ad342e-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