Color

#554db3

#554db3
hex#554db3
rgbrgb(85, 77, 179)
hslhsl(245, 40%, 50%)
oklchoklch(0.485 0.156 282.4)
Closest name: Blasphemous Blue (#3356aa)Relative luminance 0.1049

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aab34d

#4d77b3 · #884db3

#b3554d · #4db355

Split-complementary

Open in tool →

#b3884d · #77b34d

#b34d77 · #aab34d · #4db388

Contrast

#554db3 as textRatioAAAA largeAAAFix
Aaon white
6.78:1passpassfail
  • AAA: use #534baf as the text (7.02:1)
Aaon black
3.1:1failpassfail
  • AA: use #746dc0 as the text (4.69:1)
  • AAA: use #9690d0 as the text (7.2:1)
  • AA: or shift the background to #d4d4d4 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #554db3 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

#554db3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #554db3
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 #554db3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/554db3-a49cc4-dfa54e-261f2d-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