Color

#5c58ca

#5c58ca
hex#5c58ca
rgbrgb(92, 88, 202)
hslhsl(242, 52%, 57%)
oklchoklch(0.527 0.172 280.3)
Closest name: slateblue (#6a5acd)Relative luminance 0.1352

Colors that go with #5c58ca

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 →

#c7ca58

#588eca · #9558ca

#ca5c58 · #58ca5c

Split-complementary

Open in tool →

#ca9558 · #8eca58

#ca588e · #c7ca58 · #58ca95

Contrast

#5c58ca as textRatioAAAA largeAAAFix
Aaon white
5.67:1passpassfail
  • AAA: use #4945c4 as the text (7.16:1)
Aaon black
3.7:1failpassfail
  • AA: use #6b68cf as the text (4.51:1)
  • AAA: use #918fdc as the text (7.17:1)
  • AA: or shift the background to #e6e6e6 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5c58ca 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

#5c58ca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5c58ca
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 #5c58ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5c58ca-a29cc4-df9e4e-261f2d-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