Color

#282b34

#282b34
hex#282b34
rgbrgb(40, 43, 52)
hslhsl(225, 13%, 18%)
oklchoklch(0.29 0.017 270.8)
Closest name: Night Sky (#292b31)Relative luminance 0.0243

Colors that go with #282b34

Amber, Blue and Blue Violet 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 →

#343128

#283134 · #2b2834

#34282b · #2b3428

Split-complementary

Open in tool →

#342b28 · #313428

#342831 · #343128 · #28342b

Contrast

#282b34 as textRatioAAAA largeAAAFix
Aaon white
14.14:1passpasspassPasses AAA — no fix needed.
Aaon black
1.49:1failfailfail
  • AA: use #6d758d as the text (4.58:1)
  • AAA: use #8f95a8 as the text (7.03:1)
  • AA: or shift the background to #949494 (4.66:1)
  • AAA: or shift the background to #b8b8b8 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #282b34 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#282b34 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #282b34
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 #282b34 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/282b34-9ca1c4-df754e-221f2d-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