Color

#850900

#850900
hex#850900
rgbrgb(133, 9, 0)
hslhsl(4, 100%, 26%)
oklchoklch(0.391 0.155 30.4)
Closest name: darkred (#8b0000)Relative luminance 0.0518

Tints & shades

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

Harmonies

Complementary

Open in tool →

#007c85

#850039 · #854b00

#008509 · #090085

Split-complementary

Open in tool →

#00854b · #003985

#398500 · #007c85 · #4b0085

Contrast

#850900 as textRatioAAAA largeAAAFix
Aaon white
10.31:1passpasspassPasses AAA — no fix needed.
Aaon black
2.04:1failfailfail
  • AA: use #eb1000 as the text (4.61:1)
  • AAA: use #ff6257 as the text (7.14:1)
  • AA: or shift the background to #adadad (4.6:1)
  • AAA: or shift the background to #d6d6d6 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #850900 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

#850900 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #850900
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 #850900 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/850900-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