Color

#100533

#100533
hex#100533
rgbrgb(16, 5, 51)
hslhsl(254, 82%, 11%)
oklchoklch(0.176 0.085 285.4)
Closest name: Quiet Abyss (#160435)Relative luminance 0.0046

Colors that go with #100533

Charcoal, Royal Blue and Amber 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 →

#283305

#051133 · #270533

#331005 · #053310

Split-complementary

Open in tool →

#332705 · #113305

#330511 · #283305 · #053327

Contrast

#100533 as textRatioAAAA largeAAAFix
Aaon white
19.24:1passpasspassPasses AAA — no fix needed.
Aaon black
1.09:1failfailfail
  • AA: use #7f5def as the text (4.71:1)
  • AAA: use #a086f3 as the text (7.2:1)
  • AA: or shift the background to #7d7d7d (4.67:1)
  • AAA: or shift the background to #9c9c9c (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #100533 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

#100533 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #100533
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 #100533 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/100533-aa9cc4-dfbb4e-291f2d-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