Color

#5f438e

#5f438e
hex#5f438e
rgbrgb(95, 67, 142)
hslhsl(262, 36%, 41%)
oklchoklch(0.45 0.12 298.7)
Closest name: Lords of the Night (#664488)Relative luminance 0.084

Colors that go with #5f438e

Charcoal, Blue and Crimson 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 →

#738e43

#434d8e · #84438e

#8e5f43 · #438e5f

Split-complementary

Open in tool →

#8e8443 · #4d8e43

#8e434d · #738e43 · #438e84

Contrast

#5f438e as textRatioAAAA largeAAAFix
Aaon white
7.84:1passpasspassPasses AAA — no fix needed.
Aaon black
2.68:1failfailfail
  • AA: use #8466b7 as the text (4.57:1)
  • AAA: use #a38dc9 as the text (7.21:1)
  • AA: or shift the background to #c7c7c7 (4.64:1)
  • AAA: or shift the background to #f5f5f5 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5f438e 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

#5f438e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5f438e
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 #5f438e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5f438e-af9cc4-dfce4e-2a1f2d-e9eaf1?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