Color

#5273cb

#5273cb
hex#5273cb
rgbrgb(82, 115, 203)
hslhsl(224, 54%, 56%)
oklchoklch(0.574 0.141 266.5)
Closest name: Flood (#6677bb)Relative luminance 0.1837

Colors that go with #5273cb

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 →

#cbab52

#52afcb · #6e52cb

#cb5273 · #73cb52

Split-complementary

Open in tool →

#cb6e52 · #afcb52

#cb52af · #cbab52 · #52cb6e

Contrast

#5273cb as textRatioAAAA largeAAAFix
Aaon white
4.49:1failpassfail
  • AA: use #4e6fca as the text (4.72:1)
  • AAA: use #3252a9 as the text (7.2:1)
  • AA: or shift the background to #050505 (4.54:1)
Aaon black
4.67:1passpassfail
  • AAA: use #7d96d8 as the text (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5273cb as the background.

Brands using this color

Fonts for this mood

#5273cb reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5273cb
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 #5273cb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5273cb-9ca2c4-df724e-221f2d-e9eff1?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