Color

#285353

#285353
hex#285353
rgbrgb(40, 83, 83)
hslhsl(180, 35%, 24%)
oklchoklch(0.412 0.048 195.5)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0726

Tints & shades

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

Harmonies

Complementary

Open in tool →

#532828

#28533d · #283d53

#532853 · #535328

Split-complementary

Open in tool →

#53283d · #533d28

#3d2853 · #532828 · #3d5328

Contrast

#285353 as textRatioAAAA largeAAAFix
Aaon white
8.56:1passpasspassPasses AAA — no fix needed.
Aaon black
2.45:1failfailfail
  • AA: use #3d7f7f as the text (4.54:1)
  • AAA: use #4ea2a2 as the text (7.01:1)
  • AA: or shift the background to #bdbdbd (4.56:1)
  • AAA: or shift the background to #ebebeb (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #285353 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

#285353 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #285353
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 #285353 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/285353-a2bbbe-d45994-1f272d-e9f1ed?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