Color

#a00316

#a00316
hex#a00316
rgbrgb(160, 3, 22)
hslhsl(353, 96%, 32%)
oklchoklch(0.446 0.179 25.5)
Closest name: Bleeding Crimson (#9b1414)Relative luminance 0.076

Colors that go with #a00316

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#03a08e

#a00364 · #a03f03

#16a003 · #0316a0

Split-complementary

Open in tool →

#03a03f · #0364a0

#64a003 · #03a08e · #3f03a0

Contrast

#a00316 as textRatioAAAA largeAAAFix
Aaon white
8.34:1passpasspassPasses AAA — no fix needed.
Aaon black
2.52:1failfailfail
  • AA: use #eb0520 as the text (4.57:1)
  • AAA: use #fc5f71 as the text (7.01:1)
  • AA: or shift the background to #bfbfbf (4.53:1)
  • AAA: or shift the background to #ededed (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a00316 as the background.

Brands using this color

Fonts for this mood

#a00316 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a00316
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 #a00316 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a00316-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