Color

#271f29

#271f29
hex#271f29
rgbrgb(39, 31, 41)
hslhsl(288, 14%, 14%)
oklchoklch(0.253 0.022 319.5)
Closest name: Black Velvet (#222233)Relative luminance 0.0157

Tints & shades

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

Harmonies

Complementary

Open in tool →

#21291f

#221f29 · #291f26

#29271f · #1f2927

Split-complementary

Open in tool →

#26291f · #1f2922

#29221f · #21291f · #1f2629

Contrast

#271f29 as textRatioAAAA largeAAAFix
Aaon white
15.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.31:1failfailfail
  • AA: use #876b8e as the text (4.52:1)
  • AAA: use #a48ea9 as the text (7.02:1)
  • AA: or shift the background to #8a8a8a (4.63:1)
  • AAA: or shift the background to #adadad (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 #271f29 as the background.

Brands using this color

Fonts for this mood

#271f29 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #271f29
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 #271f29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/271f29-be9fc1-aacb62-2d1f2a-ece9f1?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