Color

#291e2f

#291e2f
hex#291e2f
rgbrgb(41, 30, 47)
hslhsl(279, 22%, 15%)
oklchoklch(0.256 0.035 313.3)
Closest name: Black Velvet (#222233)Relative luminance 0.0161

Tints & shades

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

Harmonies

Complementary

Open in tool →

#242f1e

#201e2f · #2f1e2c

#2f291e · #1e2f29

Split-complementary

Open in tool →

#2c2f1e · #1e2f20

#2f201e · #242f1e · #1e2c2f

Contrast

#291e2f as textRatioAAAA largeAAAFix
Aaon white
15.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.32:1failfailfail
  • AA: use #8a679e as the text (4.51:1)
  • AAA: use #a78cb5 as the text (7.06:1)
  • AA: or shift the background to #8a8a8a (4.6:1)
  • AAA: or shift the background to #adadad (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #291e2f 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

#291e2f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #291e2f
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 #291e2f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/291e2f-b99fc1-b9cb62-2d1f2c-ebe9f1?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