Color

#130301

#130301
hex#130301
rgbrgb(19, 3, 1)
hslhsl(7, 90%, 4%)
oklchoklch(0.131 0.036 36.6)
Closest name: Dark Matter (#110101)Relative luminance 0.0021

Colors that go with #130301

Charcoal, Crimson and Royal 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#011113

#130108 · #130c01

#011303 · #030113

Split-complementary

Open in tool →

#01130c · #010813

#081301 · #011113 · #0c0113

Contrast

#130301 as textRatioAAAA largeAAAFix
Aaon white
20.17:1passpasspassPasses AAA — no fix needed.
Aaon black
1.04:1failfailfail
  • AA: use #e4250c as the text (4.57:1)
  • AAA: use #f66855 as the text (7.03:1)
  • AA: or shift the background to #787878 (4.57:1)
  • AAA: or shift the background to #999999 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #130301 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#130301 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #130301
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 #130301 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/130301-c4a59c-62cba4-2d271f-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