Color

#4e1570

#4e1570
hex#4e1570
rgbrgb(78, 21, 112)
hslhsl(278, 68%, 26%)
oklchoklch(0.341 0.147 308.8)
Closest name: Fading Horizon (#442266)Relative luminance 0.0333

Colors that go with #4e1570

Crimson, Midnight Blue and Olive Drab 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 →

#366f15

#21156f · #6f1563

#6f4e15 · #156f4e

Split-complementary

Open in tool →

#636f15 · #156f21

#6f2115 · #366f15 · #15636f

Contrast

#4e1570 as textRatioAAAA largeAAAFix
Aaon white
12.61:1passpasspassPasses AAA — no fix needed.
Aaon black
1.67:1failfailfail
  • AA: use #a547dc as the text (4.53:1)
  • AAA: use #be7ae6 as the text (7.12:1)
  • AA: or shift the background to #9c9c9c (4.59:1)
  • AAA: or shift the background to #c2c2c2 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4e1570 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

#4e1570 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4e1570
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 #4e1570 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4e1570-ba9cc4-bbcb62-2d1f2c-ebe9f1?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