Color

#5b200b

#5b200b
hex#5b200b
rgbrgb(91, 32, 11)
hslhsl(16, 78%, 20%)
oklchoklch(0.33 0.092 38.8)
Closest name: Evil Cigar (#522000)Relative luminance 0.0328

Colors that go with #5b200b

Crimson, Teal and Blue 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 →

#0b465b

#5b0b1e · #5b480b

#0b5b20 · #200b5b

Split-complementary

Open in tool →

#0b5b48 · #0b1e5b

#1e5b0b · #0b465b · #480b5b

Contrast

#5b200b as textRatioAAAA largeAAAFix
Aaon white
12.68:1passpasspassPasses AAA — no fix needed.
Aaon black
1.66:1failfailfail
  • AA: use #cc4919 as the text (4.53:1)
  • AAA: use #e97449 as the text (7.06:1)
  • AA: or shift the background to #9c9c9c (4.62:1)
  • AAA: or shift the background to #c2c2c2 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5b200b as the background.

Brands using this color

Fonts for this mood

#5b200b reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b200b
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 #5b200b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b200b-c4ab9c-62cbb4-2d291f-f1e9eb?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