Color

#4451ca

#4451ca
hex#4451ca
rgbrgb(68, 81, 202)
hslhsl(234, 56%, 53%)
oklchoklch(0.498 0.186 272.9)
Closest name: Blurple (#5539cc)Relative luminance 0.1138

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cabd44

#4495ca · #7a44ca

#ca4451 · #51ca44

Split-complementary

Open in tool →

#ca7a44 · #95ca44

#ca4495 · #cabd44 · #44ca7a

Contrast

#4451ca as textRatioAAAA largeAAAFix
Aaon white
6.41:1passpassfail
  • AAA: use #3846c7 as the text (7.32:1)
Aaon black
3.28:1failpassfail
  • AA: use #606bd2 as the text (4.53:1)
  • AAA: use #8890dd as the text (7.08:1)
  • AA: or shift the background to #d9d9d9 (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 #4451ca 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

#4451ca reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4451ca
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 #4451ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4451ca-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