Color

#424752

#424752
hex#424752
rgbrgb(66, 71, 82)
hslhsl(221, 11%, 29%)
oklchoklch(0.398 0.02 266.1)
Closest name: Abyssal (#404c57)Relative luminance 0.0627

Tints & shades

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

Harmonies

Complementary

Open in tool →

#524d42

#424f52 · #454252

#524247 · #475242

Split-complementary

Open in tool →

#524542 · #4f5242

#52424f · #524d42 · #425245

Contrast

#424752 as textRatioAAAA largeAAAFix
Aaon white
9.31:1passpasspassPasses AAA — no fix needed.
Aaon black
2.25:1failfailfail
  • AA: use #6d7588 as the text (4.55:1)
  • AAA: use #9198a6 as the text (7.25:1)
  • AA: or shift the background to #b5b5b5 (4.54:1)
  • AAA: or shift the background to #e0e0e0 (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 #424752 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

#424752 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #424752
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 #424752 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/424752-9ca4c4-df6b4e-211f2d-e9eff1?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