Color

#220028

#220028
hex#220028
rgbrgb(34, 0, 40)
hslhsl(291, 100%, 8%)
oklchoklch(0.182 0.087 321.6)
Closest name: Black Sabbath (#220022)Relative luminance 0.0049

Colors that go with #220028

Blue Violet, Charcoal and Teal 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 →

#062900

#0e0029 · #29001b

#292300 · #002923

Split-complementary

Open in tool →

#1b2900 · #00290e

#290e00 · #062900 · #001b29

Contrast

#220028 as textRatioAAAA largeAAAFix
Aaon white
19.11:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #c700eb as the text (4.63:1)
  • AAA: use #e657ff as the text (7.17:1)
  • AA: or shift the background to #7d7d7d (4.64:1)
  • AAA: or shift the background to #9e9e9e (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 #220028 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

#220028 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #220028
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 #220028 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/220028-bf9fc1-a4cb62-2d1f29-ece9f1?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