Color

#281763

#281763
hex#281763
rgbrgb(40, 23, 99)
hslhsl(253, 62%, 24%)
oklchoklch(0.283 0.125 285.5)
Closest name: Fabric of Space (#341758)Relative luminance 0.0196

Colors that go with #281763

Charcoal, Denim and 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#536317

#172d63 · #4e1763

#632817 · #176328

Split-complementary

Open in tool →

#634e17 · #2d6317

#63172d · #536317 · #17634e

Contrast

#281763 as textRatioAAAA largeAAAFix
Aaon white
15.08:1passpasspassPasses AAA — no fix needed.
Aaon black
1.39:1failfailfail
  • AA: use #7c62da as the text (4.62:1)
  • AAA: use #9f8be4 as the text (7.29:1)
  • AA: or shift the background to #8f8f8f (4.66:1)
  • AAA: or shift the background to #b3b3b3 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #281763 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

#281763 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #281763
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 #281763 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/281763-a99cc4-dfb84e-281f2d-e9ebf1?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