Color

#3b203c

#3b203c
hex#3b203c
rgbrgb(59, 32, 60)
hslhsl(298, 30%, 18%)
oklchoklch(0.291 0.061 325.7)
Closest name: Blackberry (#43182f)Relative luminance 0.0229

Tints & shades

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

Harmonies

Complementary

Open in tool →

#213c20

#2d203c · #3c202f

#3c3b20 · #203c3b

Split-complementary

Open in tool →

#2f3c20 · #203c2d

#3c2d20 · #213c20 · #202f3c

Contrast

#3b203c as textRatioAAAA largeAAAFix
Aaon white
14.41:1passpasspassPasses AAA — no fix needed.
Aaon black
1.46:1failfailfail
  • AA: use #a359a6 as the text (4.54:1)
  • AAA: use #bb84bd as the text (7.15:1)
  • AA: or shift the background to #919191 (4.57:1)
  • AAA: or shift the background to #b5b5b5 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3b203c 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

#3b203c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3b203c
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 #3b203c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3b203c-c19fbe-98cb62-2d1f28-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