Color

#39335c

#39335c
hex#39335c
rgbrgb(57, 51, 92)
hslhsl(249, 29%, 28%)
oklchoklch(0.348 0.07 288.9)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0401

Tints & shades

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

Harmonies

Complementary

Open in tool →

#565c33

#33415c · #4e335c

#5c3933 · #335c39

Split-complementary

Open in tool →

#5c4e33 · #415c33

#5c3341 · #565c33 · #335c4e

Contrast

#39335c as textRatioAAAA largeAAAFix
Aaon white
11.65:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #786eaf as the text (4.65:1)
  • AAA: use #978fc1 as the text (7.01:1)
  • AA: or shift the background to #a1a1a1 (4.51:1)
  • AAA: or shift the background to #c9c9c9 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #39335c 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

#39335c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #39335c
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 #39335c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/39335c-a79cc4-dfae4e-271f2d-e9ecf1?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