Color

#4d1f29

#4d1f29
hex#4d1f29
rgbrgb(77, 31, 41)
hslhsl(347, 43%, 21%)
oklchoklch(0.31 0.07 8.5)
Closest name: Castro (#44232f)Relative luminance 0.0272

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f4d43

#4d1f40 · #4d2c1f

#294d1f · #1f294d

Split-complementary

Open in tool →

#1f4d2c · #1f404d

#404d1f · #1f4d43 · #2c1f4d

Contrast

#4d1f29 as textRatioAAAA largeAAAFix
Aaon white
13.6:1passpasspassPasses AAA — no fix needed.
Aaon black
1.54:1failfailfail
  • AA: use #bb546a as the text (4.59:1)
  • AAA: use #cc7f90 as the text (7.01:1)
  • AA: or shift the background to #969696 (4.6:1)
  • AAA: or shift the background to #bababa (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d1f29 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

#4d1f29 reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d1f29
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 #4d1f29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d1f29-c49ca0-62cb82-2d221f-f1e9ef?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