Color

#4254fa

#4254fa
hex#4254fa
rgbrgb(66, 84, 250)
hslhsl(234, 95%, 62%)
oklchoklch(0.544 0.244 270.7)
Closest name: Bluerocratic (#1f66ff)Relative luminance 0.144

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fae842

#42b1fa · #8c42fa

#fa4254 · #54fa42

Split-complementary

Open in tool →

#fa8c42 · #b1fa42

#fa42b1 · #fae842 · #42fa8c

Contrast

#4254fa as textRatioAAAA largeAAAFix
Aaon white
5.41:1passpassfail
  • AAA: use #1f35f9 as the text (7.15:1)
Aaon black
3.88:1failpassfail
  • AA: use #5666fb as the text (4.69:1)
  • AAA: use #838ffc as the text (7.3:1)
  • AA: or shift the background to #ebebeb (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4254fa 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

#4254fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4254fa
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 #4254fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4254fa-9d9cc4-df8a4e-241f2d-e9eef1?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