Color

#604fe3

#604fe3
hex#604fe3
rgbrgb(96, 79, 227)
hslhsl(247, 73%, 60%)
oklchoklch(0.535 0.215 281.5)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1362

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#d2e34f

#4f88e3 · #aa4fe3

#e3604f · #4fe360

Split-complementary

Open in tool →

#e3aa4f · #88e34f

#e34f88 · #d2e34f · #4fe3aa

Contrast

#604fe3 as textRatioAAAA largeAAAFix
Aaon white
5.64:1passpassfail
  • AAA: use #4c38e0 as the text (7.12:1)
Aaon black
3.72:1failpassfail
  • AA: use #7060e6 as the text (4.5:1)
  • AAA: use #988ced as the text (7.31:1)
  • AA: or shift the background to #e6e6e6 (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #604fe3 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

#604fe3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #604fe3
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #604fe3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/604fe3-a59cc4-dfaa4e-271f2d-e9ecf1?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