Color

#20182a

#20182a
hex#20182a
rgbrgb(32, 24, 42)
hslhsl(267, 27%, 13%)
oklchoklch(0.228 0.036 304.1)
Closest name: Dark Knight (#151931)Relative luminance 0.0113

Tints & shades

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

Harmonies

Complementary

Open in tool →

#222a18

#18192a · #29182a

#2a2018 · #182a20

Split-complementary

Open in tool →

#2a2918 · #192a18

#2a1819 · #222a18 · #182a29

Contrast

#20182a as textRatioAAAA largeAAAFix
Aaon white
17.14:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #876aa9 as the text (4.66:1)
  • AAA: use #a38ebe as the text (7.17:1)
  • AA: or shift the background to #858585 (4.64:1)
  • AAA: or shift the background to #a6a6a6 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #20182a as the background.

Brands using this color

Fonts for this mood

#20182a reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #20182a
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 #20182a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/20182a-b39cc4-dfda4e-2c1f2d-e9eaf1?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