brandsweets

Color

#575e6b

#575e6b
hex#575e6b
rgbrgb(87, 94, 107)
hslhsl(219, 10%, 38%)
oklchoklch(0.481 0.023 262.9)
Closest name: Concrete Landscape (#5c606e)Relative luminance 0.1109
CoolMuted
Open in palette toolCheck contrast

Tints & shades

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

Harmonies

Complementary

Open in tool →
575e6b6b6457

#6b6457

Analogous

Open in tool →
575e6b57686b5a576b

#57686b · #5a576b

Triadic

Open in tool →
575e6b6b575e5e6b57

#6b575e · #5e6b57

Split-complementary

Open in tool →
575e6b6b5a57686b57

#6b5a57 · #686b57

Tetradic

Open in tool →
575e6b6b57686b6457576b5a

#6b5768 · #6b6457 · #576b5a

Contrast

#575e6b as textRatioAAAA largeAAAFix
Aaon white
6.52:1passpassfail
  • AAA: use #535965 as the text (7.04:1)
Aaon black
3.22:1failpassfail
  • AA: use #6e7787 as the text (4.65:1)
  • AAA: use #8f96a3 as the text (7.06:1)
  • AA: or shift the background to #d9d9d9 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #575e6b as the background.

Brands using this color

mcpConnect your agent — build around #575e6b
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 #575e6b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/575e6b-9ca5c4-df664e-211f2d-e9f0f1?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