Color

#4354ea

#4354ea
hex#4354ea
rgbrgb(67, 84, 234)
hslhsl(234, 80%, 59%)
oklchoklch(0.53 0.224 271.3)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1347

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ead943

#43a7ea · #8643ea

#ea4354 · #54ea43

Split-complementary

Open in tool →

#ea8643 · #a7ea43

#ea43a7 · #ead943 · #43ea86

Contrast

#4354ea as textRatioAAAA largeAAAFix
Aaon white
5.68:1passpassfail
  • AAA: use #2c3fe8 as the text (7.04:1)
Aaon black
3.69:1failpassfail
  • AA: use #5a68ed as the text (4.64:1)
  • AAA: use #838ef1 as the text (7.1:1)
  • AA: or shift the background to #e6e6e6 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4354ea 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

#4354ea reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4354ea
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 #4354ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4354ea-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