Color

#4245ff

#4245ff
hex#4245ff
rgbrgb(66, 69, 255)
hslhsl(239, 100%, 63%)
oklchoklch(0.526 0.265 272)
Closest name: Meteor Shower (#5533ff)Relative luminance 0.1263

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fffc42

#42a4ff · #9e42ff

#ff4245 · #45ff42

Split-complementary

Open in tool →

#ff9e42 · #a4ff42

#ff42a4 · #fffc42 · #42ff9e

Contrast

#4245ff as textRatioAAAA largeAAAFix
Aaon white
5.95:1passpassfail
Aaon black
3.53:1failpassfail
  • AA: use #5c5fff as the text (4.54:1)
  • AAA: use #8a8cff as the text (7.28:1)
  • AA: or shift the background to #e0e0e0 (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4245ff 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

#4245ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4245ff
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 #4245ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4245ff-a09cc4-df964e-251f2d-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