Color

#ad1201

#ad1201
hex#ad1201
rgbrgb(173, 18, 1)
hslhsl(6, 99%, 34%)
oklchoklch(0.476 0.187 30.6)
Closest name: All Systems Red (#b30103)Relative luminance 0.0932

Colors that go with #ad1201

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 →

#019bad

#ad0146 · #ad6801

#01ad12 · #1201ad

Split-complementary

Open in tool →

#01ad68 · #0146ad

#46ad01 · #019bad · #6801ad

Contrast

#ad1201 as textRatioAAAA largeAAAFix
Aaon white
7.33:1passpasspassPasses AAA — no fix needed.
Aaon black
2.86:1failfailfail
  • AA: use #e91801 as the text (4.6:1)
  • AAA: use #fe6452 as the text (7.16:1)
  • AA: or shift the background to #cccccc (4.57:1)
  • AAA: or shift the background to #fafafa (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 #ad1201 as the background.

Brands using this color

Fonts for this mood

#ad1201 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #ad1201
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 #ad1201 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/ad1201-c4a59c-62cba3-2d271f-f1e9ec?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