Color

#514b58

#514b58
hex#514b58
rgbrgb(81, 75, 88)
hslhsl(268, 8%, 32%)
oklchoklch(0.423 0.023 306.2)
Closest name: Black Magic (#4f4554)Relative luminance 0.0749

Tints & shades

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

Harmonies

Complementary

Open in tool →

#52584b

#4b4c58 · #584b58

#58514b · #4b5851

Split-complementary

Open in tool →

#58584b · #4c584b

#584b4c · #52584b · #4b5858

Contrast

#514b58 as textRatioAAAA largeAAAFix
Aaon white
8.41:1passpasspassPasses AAA — no fix needed.
Aaon black
2.5:1failfailfail
  • AA: use #7a7184 as the text (4.52:1)
  • AAA: use #9b94a4 as the text (7.17:1)
  • AA: or shift the background to #bfbfbf (4.57:1)
  • AAA: or shift the background to #ebebeb (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #514b58 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

#514b58 reads as muted, minimal. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #514b58
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 #514b58 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/514b58-b39cc4-dfdc4e-2c1f2d-e9eaf1?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