Color

#830301

#830301
hex#830301
rgbrgb(131, 3, 1)
hslhsl(1, 98%, 26%)
oklchoklch(0.385 0.156 29.4)
Closest name: maroon (#800000)Relative luminance 0.0489

Tints & shades

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

Harmonies

Complementary

Open in tool →

#018183

#830140 · #834401

#018303 · #030183

Split-complementary

Open in tool →

#018344 · #014083

#408301 · #018183 · #440183

Contrast

#830301 as textRatioAAAA largeAAAFix
Aaon white
10.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #ed0602 as the text (4.63:1)
  • AAA: use #fd605d as the text (7.01:1)
  • AA: or shift the background to #ababab (4.62:1)
  • AAA: or shift the background to #d4d4d4 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #830301 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

#830301 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #830301
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 #830301 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/830301-c4a19c-62cb9a-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