Color

#3a1d33

#3a1d33
hex#3a1d33
rgbrgb(58, 29, 51)
hslhsl(314, 33%, 17%)
oklchoklch(0.279 0.057 336.6)
Closest name: Nightly Voyager (#391531)Relative luminance 0.0202

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1d3a24

#321d3a · #3a1d25

#333a1d · #1d333a

Split-complementary

Open in tool →

#253a1d · #1d3a32

#3a321d · #1d3a24 · #1d253a

Contrast

#3a1d33 as textRatioAAAA largeAAAFix
Aaon white
14.96:1passpasspassPasses AAA — no fix needed.
Aaon black
1.4:1failfailfail
  • AA: use #ab5998 as the text (4.61:1)
  • AAA: use #c082b1 as the text (7.07:1)
  • AA: or shift the background to #8f8f8f (4.63:1)
  • AAA: or shift the background to #b3b3b3 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3a1d33 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

#3a1d33 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a1d33
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 #3a1d33 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a1d33-c19fb5-7ccb62-2d1f24-efe9f1?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