Color

#4b68dd

#4b68dd
hex#4b68dd
rgbrgb(75, 104, 221)
hslhsl(228, 68%, 58%)
oklchoklch(0.56 0.181 269.3)
Closest name: royalblue (#4169e1)Relative luminance 0.1662

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ddc04b

#4bb1dd · #774bdd

#dd4b68 · #68dd4b

Split-complementary

Open in tool →

#dd774b · #b1dd4b

#dd4bb1 · #ddc04b · #4bdd77

Contrast

#4b68dd as textRatioAAAA largeAAAFix
Aaon white
4.86:1passpassfail
  • AAA: use #2748ce as the text (7.23:1)
Aaon black
4.32:1failpassfail
  • AA: use #4f6cde as the text (4.53:1)
  • AAA: use #7e93e7 as the text (7.21:1)
  • AA: or shift the background to #f7f7f7 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4b68dd 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

#4b68dd reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4b68dd
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 #4b68dd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4b68dd-9c9fc4-df7c4e-231f2d-e9eff1?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