Color

#5c19eb

#5c19eb
hex#5c19eb
rgbrgb(92, 25, 235)
hslhsl(259, 84%, 51%)
oklchoklch(0.482 0.269 284.2)
Closest name: Electric Indigo (#6600ff)Relative luminance 0.0897

Colors that go with #5c19eb

Charcoal, Royal Blue and Cobalt Blue 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 →

#a9eb19

#1940eb · #c519eb

#eb5c19 · #19eb5c

Split-complementary

Open in tool →

#ebc519 · #40eb19

#eb1940 · #a9eb19 · #19ebc5

Contrast

#5c19eb as textRatioAAAA largeAAAFix
Aaon white
7.52:1passpasspassPasses AAA — no fix needed.
Aaon black
2.79:1failfailfail
  • AA: use #8756f0 as the text (4.62:1)
  • AAA: use #a885f4 as the text (7.33:1)
  • AA: or shift the background to #c9c9c9 (4.54:1)
  • AAA: or shift the background to #f7f7f7 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5c19eb 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

#5c19eb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5c19eb
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 #5c19eb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5c19eb-ad9cc4-dfc74e-2a1f2d-e9ebf1?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