Color

#5140ce

#5140ce
hex#5140ce
rgbrgb(81, 64, 206)
hslhsl(247, 59%, 53%)
oklchoklch(0.482 0.208 280.6)
Closest name: Blurple (#5539cc)Relative luminance 0.0987

Colors that go with #5140ce

Charcoal, Sea Green and Amber 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 →

#bdce40

#4077ce · #9840ce

#ce5140 · #40ce51

Split-complementary

Open in tool →

#ce9840 · #77ce40

#ce4077 · #bdce40 · #40ce98

Contrast

#5140ce as textRatioAAAA largeAAAFix
Aaon white
7.06:1passpasspassPasses AAA — no fix needed.
Aaon black
2.97:1failfailfail
  • AA: use #7265d7 as the text (4.56:1)
  • AAA: use #978de2 as the text (7.22:1)
  • AA: or shift the background to #cfcfcf (4.53:1)
  • AAA: or shift the background to #ffffff (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #5140ce 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

#5140ce reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #5140ce
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 #5140ce and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/5140ce-a59cc4-dfaa4e-271f2d-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