Color

#6457fa

#6457fa
hex#6457fa
rgbrgb(100, 87, 250)
hslhsl(245, 94%, 66%)
oklchoklch(0.569 0.233 279.6)
Closest name: Candy Grape Fizz (#7755ee)Relative luminance 0.1643

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ecfa57

#579bfa · #b657fa

#fa6457 · #57fa64

Split-complementary

Open in tool →

#fab657 · #9bfa57

#fa579b · #ecfa57 · #57fab6

Contrast

#6457fa as textRatioAAAA largeAAAFix
Aaon white
4.9:1passpassfail
  • AAA: use #402ff9 as the text (7.02:1)
Aaon black
4.29:1failpassfail
  • AA: use #695cfa as the text (4.51:1)
  • AAA: use #9288fb as the text (7.14:1)
  • AA: or shift the background to #f7f7f7 (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 #6457fa as the background.

Brands using this color

Fonts for this mood

#6457fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6457fa
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 #6457fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6457fa-a49cc4-dfa54e-261f2d-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