Color

#534eb7

#534eb7
hex#534eb7
rgbrgb(83, 78, 183)
hslhsl(243, 42%, 51%)
oklchoklch(0.488 0.161 280.7)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1071

Colors that go with #534eb7

Charcoal, Amber and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b1b74e

#4e7db7 · #874eb7

#b7534e · #4eb753

Split-complementary

Open in tool →

#b7874e · #7db74e

#b74e7d · #b1b74e · #4eb787

Contrast

#534eb7 as textRatioAAAA largeAAAFix
Aaon white
6.69:1passpassfail
  • AAA: use #4f4ab5 as the text (7.05:1)
Aaon black
3.14:1failpassfail
  • AA: use #6f6bc2 as the text (4.56:1)
  • AAA: use #928fd1 as the text (7.07:1)
  • AA: or shift the background to #d4d4d4 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #534eb7 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

#534eb7 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #534eb7
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #534eb7 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/534eb7-a39cc4-dfa04e-261f2d-e9edf1?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