Color

#281e29

#281e29
hex#281e29
rgbrgb(40, 30, 41)
hslhsl(295, 15%, 14%)
oklchoklch(0.252 0.025 323.3)
Closest name: Black Velvet (#222233)Relative luminance 0.0154

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1f291e

#231e29 · #291e25

#29281e · #1e2928

Split-complementary

Open in tool →

#25291e · #1e2923

#29231e · #1f291e · #1e2529

Contrast

#281e29 as textRatioAAAA largeAAAFix
Aaon white
16.06:1passpasspassPasses AAA — no fix needed.
Aaon black
1.31:1failfailfail
  • AA: use #8d6a90 as the text (4.6:1)
  • AAA: use #a88daa as the text (7.06:1)
  • AA: or shift the background to #8a8a8a (4.65:1)
  • AAA: or shift the background to #adadad (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #281e29 as the background.

Brands using this color

Fonts for this mood

#281e29 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #281e29
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 #281e29 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/281e29-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