Color

#5a5ece

#5a5ece
hex#5a5ece
rgbrgb(90, 94, 206)
hslhsl(238, 54%, 58%)
oklchoklch(0.539 0.17 277.5)
Closest name: slateblue (#6a5acd)Relative luminance 0.1464

Colors that go with #5a5ece

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 →

#ceca5a

#5a98ce · #905ace

#ce5a5e · #5ece5a

Split-complementary

Open in tool →

#ce905a · #98ce5a

#ce5a98 · #ceca5a · #5ace90

Contrast

#5a5ece as textRatioAAAA largeAAAFix
Aaon white
5.35:1passpassfail
  • AAA: use #4347c7 as the text (7.08:1)
Aaon black
3.93:1failpassfail
  • AA: use #6669d1 as the text (4.51:1)
  • AAA: use #8d90dd as the text (7.17:1)
  • AA: or shift the background to #ededed (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5a5ece 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

#5a5ece reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5a5ece
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 #5a5ece and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5a5ece-9f9cc4-df944e-251f2d-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