Color

#5331d8

#5331d8
hex#5331d8
rgbrgb(83, 49, 216)
hslhsl(252, 68%, 52%)
oklchoklch(0.474 0.234 282)
Closest name: Blurple (#5539cc)Relative luminance 0.0899

Colors that go with #5331d8

Charcoal, Sea Green and Amber 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 →

#b7d831

#3163d8 · #a631d8

#d85331 · #31d853

Split-complementary

Open in tool →

#d8a631 · #63d831

#d83163 · #b7d831 · #31d8a6

Contrast

#5331d8 as textRatioAAAA largeAAAFix
Aaon white
7.5:1passpasspassPasses AAA — no fix needed.
Aaon black
2.8:1failfailfail
  • AA: use #7a60e1 as the text (4.59:1)
  • AAA: use #9a87e8 as the text (7:1)
  • AA: or shift the background to #c9c9c9 (4.53:1)
  • AAA: or shift the background to #f7f7f7 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5331d8 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

#5331d8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5331d8
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 #5331d8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5331d8-a99cc4-dfb64e-281f2d-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