Color

#5361fd

#5361fd
hex#5361fd
rgbrgb(83, 97, 253)
hslhsl(235, 98%, 66%)
oklchoklch(0.576 0.229 272.9)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1748

Colors that go with #5361fd

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 →

#fdef53

#53b6fd · #9a53fd

#fd5361 · #61fd53

Split-complementary

Open in tool →

#fd9a53 · #b6fd53

#fd53b6 · #fdef53 · #53fd9a

Contrast

#5361fd as textRatioAAAA largeAAAFix
Aaon white
4.67:1passpassfail
  • AAA: use #2133fd as the text (7.1:1)
Aaon black
4.5:1failpassfail
  • AA: use #5866fd as the text (4.73:1)
  • AAA: use #818bfe as the text (7.06:1)
  • AA: or shift the background to #fcfcfc (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5361fd as the background.

Brands using this color

Fonts for this mood

#5361fd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5361fd
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 #5361fd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5361fd-9e9cc4-df8d4e-241f2d-e9eef1?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