Color

#3e28af

#3e28af
hex#3e28af
rgbrgb(62, 40, 175)
hslhsl(250, 63%, 42%)
oklchoklch(0.405 0.199 280.2)
Closest name: Galactic Highway (#3311bb)Relative luminance 0.0564

Colors that go with #3e28af

Charcoal, Blue and Cornflower Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#98af28

#2855af · #8228af

#af3e28 · #28af3e

Split-complementary

Open in tool →

#af8228 · #55af28

#af2855 · #98af28 · #28af82

Contrast

#3e28af as textRatioAAAA largeAAAFix
Aaon white
9.87:1passpasspassPasses AAA — no fix needed.
Aaon black
2.13:1failfailfail
  • AA: use #7965dc as the text (4.71:1)
  • AAA: use #9a8be5 as the text (7.2:1)
  • AA: or shift the background to #b0b0b0 (4.55:1)
  • AAA: or shift the background to #dbdbdb (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e28af 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

#3e28af reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e28af
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3e28af and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e28af-a79cc4-dfb14e-281f2d-e9ecf1?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