Color

#3e535b

#3e535b
hex#3e535b
rgbrgb(62, 83, 91)
hslhsl(197, 19%, 30%)
oklchoklch(0.428 0.029 223.3)
Closest name: All Nighter (#455454)Relative luminance 0.0797

Colors that go with #3e535b

Blue, Cadet Blue and Copper 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b463e

#3e5b55 · #3e445b

#5b3e53 · #535b3e

Split-complementary

Open in tool →

#5b3e44 · #5b553e

#553e5b · #5b463e · #445b3e

Contrast

#3e535b as textRatioAAAA largeAAAFix
Aaon white
8.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.59:1failfailfail
  • AA: use #5b7986 as the text (4.52:1)
  • AAA: use #7d9aa6 as the text (7.04:1)
  • AA: or shift the background to #c2c2c2 (4.55:1)
  • AAA: or shift the background to #f0f0f0 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e535b 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

#3e535b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e535b
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 #3e535b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e535b-9cb4c4-df4e6b-1f232d-e9f1ef?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