Color

#5b2525

#5b2525
hex#5b2525
rgbrgb(91, 37, 37)
hslhsl(0, 42%, 25%)
oklchoklch(0.342 0.08 22.2)
Closest name: Bitter Chocolate (#4f2923)Relative luminance 0.0368

Colors that go with #5b2525

Charcoal, Royal Blue and Teal 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 →

#255b5b

#5b2540 · #5b4025

#255b25 · #25255b

Split-complementary

Open in tool →

#255b40 · #25405b

#405b25 · #255b5b · #40255b

Contrast

#5b2525 as textRatioAAAA largeAAAFix
Aaon white
12.1:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #bb5858 as the text (4.65:1)
  • AAA: use #cd8484 as the text (7.23:1)
  • AA: or shift the background to #9e9e9e (4.51:1)
  • AAA: or shift the background to #c7c7c7 (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 #5b2525 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

#5b2525 reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5b2525
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 #5b2525 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5b2525-c4a19c-62cb98-2d251f-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