Color

#504ea6

#504ea6
hex#504ea6
rgbrgb(80, 78, 166)
hslhsl(241, 36%, 48%)
oklchoklch(0.473 0.138 280.8)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.0991

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a5a64e

#4e79a6 · #7c4ea6

#a6504e · #4ea650

Split-complementary

Open in tool →

#a67c4e · #79a64e

#a64e79 · #a5a64e · #4ea67c

Contrast

#504ea6 as textRatioAAAA largeAAAFix
Aaon white
7.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.98:1failfailfail
  • AA: use #6f6dba as the text (4.57:1)
  • AAA: use #9190cb as the text (7.06:1)
  • AA: or shift the background to #cfcfcf (4.52:1)
  • AAA: or shift the background to #ffffff (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #504ea6 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

#504ea6 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #504ea6
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

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

analyze #504ea6 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/504ea6-a19cc4-df9b4e-261f2d-e9edf1?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