Color

#4d43fe

#4d43fe
hex#4d43fe
rgbrgb(77, 67, 254)
hslhsl(243, 99%, 63%)
oklchoklch(0.529 0.263 275)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1275

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f5fe43

#4397fe · #aa43fe

#fe4d43 · #43fe4d

Split-complementary

Open in tool →

#feaa43 · #97fe43

#fe4397 · #f5fe43 · #43feaa

Contrast

#4d43fe as textRatioAAAA largeAAAFix
Aaon white
5.92:1passpassfail
  • AAA: use #342afe as the text (7.22:1)
Aaon black
3.55:1failpassfail
  • AA: use #655dfe as the text (4.55:1)
  • AAA: use #908afe as the text (7.25:1)
  • AA: or shift the background to #e3e3e3 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d43fe as the background.

Brands using this color

Fonts for this mood

#4d43fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d43fe
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 #4d43fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d43fe-a39cc4-dfa04e-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