Color

#282b2f

#282b2f
hex#282b2f
rgbrgb(40, 43, 47)
hslhsl(214, 8%, 17%)
oklchoklch(0.288 0.008 255.6)
Closest name: Night Sky (#292b31)Relative luminance 0.0238

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2f2c28

#282e2f · #28282f

#2f282b · #2b2f28

Split-complementary

Open in tool →

#2f2828 · #2e2f28

#2f282e · #2f2c28 · #282f28

Contrast

#282b2f as textRatioAAAA largeAAAFix
Aaon white
14.22:1passpasspassPasses AAA — no fix needed.
Aaon black
1.48:1failfailfail
  • AA: use #6e7781 as the text (4.62:1)
  • AAA: use #9198a1 as the text (7.21:1)
  • AA: or shift the background to #919191 (4.51:1)
  • AAA: or shift the background to #b8b8b8 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #282b2f as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#282b2f reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #282b2f
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 #282b2f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/282b2f-9ca9c4-df5a4e-1f1f2d-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