Color

#201b23

#201b23
hex#201b23
rgbrgb(32, 27, 35)
hslhsl(278, 13%, 12%)
oklchoklch(0.231 0.017 312.8)
Closest name: Night Demons (#201b20)Relative luminance 0.0121

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1e231b

#1c1b23 · #231b22

#23201b · #1b2320

Split-complementary

Open in tool →

#22231b · #1b231c

#231c1b · #1e231b · #1b2223

Contrast

#201b23 as textRatioAAAA largeAAAFix
Aaon white
16.9:1passpasspassPasses AAA — no fix needed.
Aaon black
1.24:1failfailfail
  • AA: use #816d8d as the text (4.51:1)
  • AAA: use #a192ab as the text (7.22:1)
  • AA: or shift the background to #858585 (4.58:1)
  • AAA: or shift the background to #a8a8a8 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #201b23 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#201b23 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #201b23
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 #201b23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/201b23-ba9cc4-bbcb62-2d1f2c-ebe9f1?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