Color

#424dbd

#424dbd
hex#424dbd
rgbrgb(66, 77, 189)
hslhsl(235, 48%, 50%)
oklchoklch(0.479 0.174 273.6)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1014

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bdb342

#428abd · #7542bd

#bd424c · #4dbd42

Split-complementary

Open in tool →

#bd7542 · #8abd42

#bd428a · #bdb342 · #42bd75

Contrast

#424dbd as textRatioAAAA largeAAAFix
Aaon white
6.94:1passpassfail
  • AAA: use #414bb9 as the text (7.16:1)
Aaon black
3.03:1failpassfail
  • AA: use #646dc9 as the text (4.57:1)
  • AAA: use #8a90d6 as the text (7.04:1)
  • AA: or shift the background to #d1d1d1 (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 #424dbd 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

#424dbd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #424dbd
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 #424dbd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/424dbd-9e9cc4-df8d4e-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