Color

#83010a

#83010a
hex#83010a
rgbrgb(131, 1, 10)
hslhsl(356, 98%, 26%)
oklchoklch(0.384 0.156 27)
Closest name: maroon (#800000)Relative luminance 0.0487

Tints & shades

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

Harmonies

Complementary

Open in tool →

#01837b

#83014b · #833a01

#0a8301 · #010a83

Split-complementary

Open in tool →

#01833a · #014b83

#4b8301 · #01837b · #3a0183

Contrast

#83010a as textRatioAAAA largeAAAFix
Aaon white
10.64:1passpasspassPasses AAA — no fix needed.
Aaon black
1.97:1failfailfail
  • AA: use #ed0212 as the text (4.62:1)
  • AAA: use #fd626d as the text (7.14:1)
  • AA: or shift the background to #ababab (4.63:1)
  • AAA: or shift the background to #d4d4d4 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #83010a 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

#83010a reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #83010a
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 #83010a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/83010a-c49e9c-62cb91-2d241f-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