Color

#533f83

#533f83
hex#533f83
rgbrgb(83, 63, 131)
hslhsl(258, 35%, 38%)
oklchoklch(0.423 0.11 294.8)
Closest name: darkslateblue (#483d8b)Relative luminance 0.0703

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6e833f

#3f4d83 · #753f83

#83533f · #3f8353

Split-complementary

Open in tool →

#83753f · #4d833f

#833f4d · #6e833f · #3f8375

Contrast

#533f83 as textRatioAAAA largeAAAFix
Aaon white
8.73:1passpasspassPasses AAA — no fix needed.
Aaon black
2.41:1failfailfail
  • AA: use #7f68b6 as the text (4.56:1)
  • AAA: use #9f8dc8 as the text (7.12:1)
  • AA: or shift the background to #bdbdbd (4.64:1)
  • AAA: or shift the background to #e8e8e8 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #533f83 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

#533f83 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #533f83
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 #533f83 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/533f83-ad9cc4-dfc44e-291f2d-e9ebf1?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