Color

#271d2a

#271d2a
hex#271d2a
rgbrgb(39, 29, 42)
hslhsl(286, 18%, 14%)
oklchoklch(0.248 0.028 318.3)
Closest name: Black Velvet (#222233)Relative luminance 0.0148

Tints & shades

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

Harmonies

Complementary

Open in tool →

#202a1d

#211d2a · #2a1d27

#2a271d · #1d2a27

Split-complementary

Open in tool →

#272a1d · #1d2a21

#2a211d · #202a1d · #1d272a

Contrast

#271d2a as textRatioAAAA largeAAAFix
Aaon white
16.21:1passpasspassPasses AAA — no fix needed.
Aaon black
1.3:1failfailfail
  • AA: use #8c6996 as the text (4.58:1)
  • AAA: use #a78db0 as the text (7.08:1)
  • AA: or shift the background to #878787 (4.51:1)
  • AAA: or shift the background to #ababab (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #271d2a as the background.

Brands using this color

Fonts for this mood

#271d2a reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #271d2a
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 #271d2a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/271d2a-bd9fc1-adcb62-2d1f2a-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