Color

#a01323

#a01323
hex#a01323
rgbrgb(160, 19, 35)
hslhsl(353, 79%, 35%)
oklchoklch(0.453 0.172 23.2)
Closest name: Bleeding Crimson (#9b1414)Relative luminance 0.0806

Colors that go with #a01323

Royal Blue, Teal and Champagne 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 #a01323

Tints & shades

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

Harmonies

Complementary

Open in tool →

#13a08f

#a0136a · #a04913

#23a013 · #1323a0

Split-complementary

Open in tool →

#13a049 · #136aa0

#6aa013 · #13a08f · #4913a0

Contrast

#a01323 as textRatioAAAA largeAAAFix
Aaon white
8.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.61:1failfailfail
  • AA: use #e41b32 as the text (4.5:1)
  • AAA: use #ee6d7c as the text (7.11:1)
  • AA: or shift the background to #c2c2c2 (4.51:1)
  • AAA: or shift the background to #f0f0f0 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a01323 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#a01323 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a01323
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 #a01323 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a01323-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