Color

#3b53ed

#3b53ed
hex#3b53ed
rgbrgb(59, 83, 237)
hslhsl(232, 83%, 58%)
oklchoklch(0.527 0.231 269.4)
Closest name: Arcane Brew (#5260e1)Relative luminance 0.1323

Tints & shades

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

Harmonies

Complementary

Open in tool →

#edd53b

#3baced · #7c3bed

#ed3b53 · #53ed3b

Split-complementary

Open in tool →

#ed7c3b · #aced3b

#ed3bac · #edd53b · #3bed7c

Contrast

#3b53ed as textRatioAAAA largeAAAFix
Aaon white
5.76:1passpassfail
  • AAA: use #243eeb as the text (7.09:1)
Aaon black
3.65:1failpassfail
  • AA: use #5267ef as the text (4.55:1)
  • AAA: use #8190f3 as the text (7.22:1)
  • AA: or shift the background to #e6e6e6 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3b53ed 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

#3b53ed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3b53ed
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 #3b53ed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3b53ed-9c9dc4-df864e-231f2d-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