Color

#5a6edd

#5a6edd
hex#5a6edd
rgbrgb(90, 110, 221)
hslhsl(231, 66%, 61%)
oklchoklch(0.58 0.17 272.4)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1855

Colors that go with #5a6edd

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 →

#ddc95a

#5aafdd · #885add

#dd5a6e · #6edd5a

Split-complementary

Open in tool →

#dd885a · #afdd5a

#dd5aaf · #ddc95a · #5add88

Contrast

#5a6edd as textRatioAAAA largeAAAFix
Aaon white
4.46:1failpassfail
  • AA: use #566adc as the text (4.68:1)
  • AAA: use #2b45d4 as the text (7.23:1)
  • AA: or shift the background to #050505 (4.57:1)
Aaon black
4.71:1passpassfail
  • AAA: use #8493e6 as the text (7.3:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a6edd as the background.

Brands using this color

Fonts for this mood

#5a6edd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5a6edd
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 #5a6edd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a6edd-9c9ec4-df834e-231f2d-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