Color

#830a01

#830a01
hex#830a01
rgbrgb(131, 10, 1)
hslhsl(4, 98%, 26%)
oklchoklch(0.388 0.153 30.3)
Closest name: maroon (#800000)Relative luminance 0.0504

Tints & shades

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

Harmonies

Complementary

Open in tool →

#017b83

#83013a · #834b01

#01830a · #0a0183

Split-complementary

Open in tool →

#01834b · #013a83

#3a8301 · #017b83 · #4b0183

Contrast

#830a01 as textRatioAAAA largeAAAFix
Aaon white
10.45:1passpasspassPasses AAA — no fix needed.
Aaon black
2.01:1failfailfail
  • AA: use #e81202 as the text (4.52:1)
  • AAA: use #fd6358 as the text (7.1:1)
  • AA: or shift the background to #ababab (4.55:1)
  • AAA: or shift the background to #d4d4d4 (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 #830a01 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

#830a01 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #830a01
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #830a01 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/830a01-c4a39c-62cb9f-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