Color

#20182b

#20182b
hex#20182b
rgbrgb(32, 24, 43)
hslhsl(265, 28%, 13%)
oklchoklch(0.228 0.038 302.9)
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 →

#232a18

#18192a · #29182a

#2a2018 · #182a20

Split-complementary

Open in tool →

#2a2918 · #192a18

#2a1819 · #232a18 · #182a29

Contrast

#20182b as textRatioAAAA largeAAAFix
Aaon white
17.12:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #8469ab as the text (4.59:1)
  • AAA: use #a28dbf as the text (7.1:1)
  • AA: or shift the background to #858585 (4.64:1)
  • AAA: or shift the background to #a6a6a6 (7.03:1)

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

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/20182b-b19cc4-dfd54e-2b1f2d-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