Color

#4d148a

#4d148a
hex#4d148a
rgbrgb(77, 20, 138)
hslhsl(269, 75%, 31%)
oklchoklch(0.362 0.175 298.6)
Closest name: Indigo Static (#4b0183)Relative luminance 0.0391

Colors that go with #4d148a

Royal Blue, Crimson and Midnight 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 →

#518a14

#14168a · #88148a

#8a4d14 · #148a4d

Split-complementary

Open in tool →

#8a8814 · #168a14

#8a1416 · #518a14 · #148a88

Contrast

#4d148a as textRatioAAAA largeAAAFix
Aaon white
11.78:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #9951e6 as the text (4.67:1)
  • AAA: use #b37eed as the text (7.12:1)
  • AA: or shift the background to #a1a1a1 (4.56:1)
  • AAA: or shift the background to #c9c9c9 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4d148a as the background.

Brands using this color

Fonts for this mood

#4d148a reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4d148a
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 #4d148a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4d148a-b49cc4-cbcb62-2c1f2d-e9e9f1?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