Color

#821e17

#821e17
hex#821e17
rgbrgb(130, 30, 23)
hslhsl(4, 70%, 30%)
oklchoklch(0.402 0.136 28.8)
Closest name: Bloodthirsty (#880011)Relative luminance 0.0574

Colors that go with #821e17

Teal, Crimson and Slate Gray 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 →

#177b82

#821745 · #825417

#17821e · #1e1782

Split-complementary

Open in tool →

#178254 · #174582

#458217 · #177b82 · #541782

Contrast

#821e17 as textRatioAAAA largeAAAFix
Aaon white
9.78:1passpasspassPasses AAA — no fix needed.
Aaon black
2.15:1failfailfail
  • AA: use #da362b as the text (4.54:1)
  • AAA: use #e5746c as the text (7.05:1)
  • AA: or shift the background to #b0b0b0 (4.51:1)
  • AAA: or shift the background to #dbdbdb (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #821e17 as the background.

Brands using this color

Fonts for this mood

#821e17 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #821e17
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 #821e17 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/821e17-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