Color

#291d2a

#291d2a
hex#291d2a
rgbrgb(41, 29, 42)
hslhsl(295, 18%, 14%)
oklchoklch(0.251 0.03 323.9)
Closest name: Black Velvet (#222233)Relative luminance 0.0152

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1e2a1d

#231d2a · #2a1d25

#2a291d · #1d2a29

Split-complementary

Open in tool →

#252a1d · #1d2a23

#2a231d · #1e2a1d · #1d252a

Contrast

#291d2a as textRatioAAAA largeAAAFix
Aaon white
16.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #906693 as the text (4.51:1)
  • AAA: use #ad8db0 as the text (7.21:1)
  • AA: or shift the background to #8a8a8a (4.67:1)
  • AAA: or shift the background to #ababab (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #291d2a as the background.

Brands using this color

Fonts for this mood

#291d2a reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #291d2a
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 #291d2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/291d2a-c19fbf-9dcb62-2d1f28-ede9f1?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