Color

#555176

#555176
hex#555176
rgbrgb(85, 81, 118)
hslhsl(246, 19%, 39%)
oklchoklch(0.454 0.06 288.7)
Closest name: Deep Indigo (#4c567a)Relative luminance 0.0912

Tints & shades

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

Harmonies

Complementary

Open in tool →

#737651

#516076 · #675176

#765451 · #517654

Split-complementary

Open in tool →

#766751 · #607651

#765160 · #737651 · #517667

Contrast

#555176 as textRatioAAAA largeAAAFix
Aaon white
7.43:1passpasspassPasses AAA — no fix needed.
Aaon black
2.82:1failfailfail
  • AA: use #75709e as the text (4.57:1)
  • AAA: use #9592b5 as the text (7.06:1)
  • AA: or shift the background to #cccccc (4.63:1)
  • AAA: or shift the background to #fafafa (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #555176 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #555176
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 #555176 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/555176-a59cc4-dfa74e-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