Color

#433bde

#433bde
hex#433bde
rgbrgb(67, 59, 222)
hslhsl(243, 71%, 55%)
oklchoklch(0.481 0.235 275.1)
Closest name: Blurple (#5539cc)Relative luminance 0.096

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d6de3b

#3b84de · #943bde

#de433b · #3bde43

Split-complementary

Open in tool →

#de943b · #84de3b

#de3b84 · #d6de3b · #3bde94

Contrast

#433bde as textRatioAAAA largeAAAFix
Aaon white
7.19:1passpasspassPasses AAA — no fix needed.
Aaon black
2.92:1failfailfail
  • AA: use #6d66e5 as the text (4.68:1)
  • AAA: use #928eec as the text (7.3:1)
  • AA: or shift the background to #cfcfcf (4.62:1)
  • AAA: or shift the background to #fcfcfc (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #433bde 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

#433bde reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #433bde
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 #433bde and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/433bde-a39cc4-dfa04e-261f2d-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