Color

#22182b

#22182b
hex#22182b
rgbrgb(34, 24, 43)
hslhsl(272, 28%, 13%)
oklchoklch(0.231 0.038 307.8)
Closest name: Dark Knight (#151931)Relative luminance 0.0117

Tints & shades

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

Harmonies

Complementary

Open in tool →

#212a18

#18182a · #2a182a

#2a2218 · #182a22

Split-complementary

Open in tool →

#2a2a18 · #182a18

#2a1818 · #212a18 · #182a2a

Contrast

#22182b as textRatioAAAA largeAAAFix
Aaon white
17.02:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #8966a9 as the text (4.54:1)
  • AAA: use #a78dbf as the text (7.21:1)
  • AA: or shift the background to #858585 (4.61:1)
  • AAA: or shift the background to #a8a8a8 (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #22182b as the background.

Brands using this color

Fonts for this mood

#22182b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #22182b
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 #22182b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/22182b-b69cc4-c5cb62-2d1f2d-eae9f1?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