Color

#2d1c3b

#2d1c3b
hex#2d1c3b
rgbrgb(45, 28, 59)
hslhsl(273, 36%, 17%)
oklchoklch(0.264 0.06 308.1)
Closest name: Midnight Velvet (#2a2243)Relative luminance 0.017

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2a3b1c

#1d1c3b · #3b1c39

#3b2d1c · #1c3b2d

Split-complementary

Open in tool →

#393b1c · #1c3b1d

#3b1d1c · #2a3b1c · #1c393b

Contrast

#2d1c3b as textRatioAAAA largeAAAFix
Aaon white
15.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.34:1failfailfail
  • AA: use #9063b6 as the text (4.65:1)
  • AAA: use #ab89c8 as the text (7.14:1)
  • AA: or shift the background to #8a8a8a (4.54:1)
  • AAA: or shift the background to #b0b0b0 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d1c3b as the background.

Brands using this color

Fonts for this mood

#2d1c3b reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d1c3b
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 #2d1c3b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d1c3b-b79cc4-c4cb62-2d1f2d-eae9f1?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