Color

#406d58

#406d58
hex#406d58
rgbrgb(64, 109, 88)
hslhsl(152, 26%, 34%)
oklchoklch(0.496 0.061 162.9)
Closest name: Deep Pool Teal (#366d68)Relative luminance 0.1273

Colors that go with #406d58

Charcoal, Medium Violet Red and Cadet Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #406d58

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6d4055

#406d42 · #406c6d

#58406d · #6d5840

Split-complementary

Open in tool →

#6d406c · #6d4240

#42406d · #6d4055 · #6c6d40

Contrast

#406d58 as textRatioAAAA largeAAAFix
Aaon white
5.92:1passpassfail
  • AAA: use #39604e as the text (7.1:1)
Aaon black
3.55:1failpassfail
  • AA: use #4b8168 as the text (4.64:1)
  • AAA: use #62a384 as the text (7.09:1)
  • AA: or shift the background to #e3e3e3 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #406d58 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 #406d58
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #406d58 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/406d58-a2beb4-d459ce-1f2d2d-e9f1ea?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