Color

#21190d

#21190d
hex#21190d
rgbrgb(33, 25, 13)
hslhsl(36, 43%, 9%)
oklchoklch(0.22 0.025 77)
Closest name: Noir Mystique (#1f180a)Relative luminance 0.0105

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0d1521

#210f0d · #1f210d

#0d2119 · #190d21

Split-complementary

Open in tool →

#0d1f21 · #0f0d21

#0d210f · #0d1521 · #210d1f

Contrast

#21190d as textRatioAAAA largeAAAFix
Aaon white
17.36:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #926f3a as the text (4.56:1)
  • AAA: use #b98f50 as the text (7.11:1)
  • AA: or shift the background to #828282 (4.52:1)
  • AAA: or shift the background to #a6a6a6 (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 #21190d as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#21190d reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #21190d
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 #21190d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/21190d-c4b99c-62bfcb-2d2d1f-f1eae9?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