Color

#190821

#190821
hex#190821
rgbrgb(25, 8, 33)
hslhsl(281, 61%, 8%)
oklchoklch(0.176 0.054 313.7)
Closest name: Shot in the Dark (#1d0d1d)Relative luminance 0.0049

Tints & shades

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

Harmonies

Complementary

Open in tool →

#102108

#0d0821 · #21081c

#211908 · #082119

Split-complementary

Open in tool →

#1c2108 · #08210d

#210d08 · #102108 · #081c21

Contrast

#190821 as textRatioAAAA largeAAAFix
Aaon white
19.13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.1:1failfailfail
  • AA: use #a84ad3 as the text (4.59:1)
  • AAA: use #c07cdf as the text (7.19:1)
  • AA: or shift the background to #7d7d7d (4.65:1)
  • AAA: or shift the background to #9e9e9e (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #190821 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#190821 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #190821
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 #190821 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/190821-ba9fc1-b6cb62-2d1f2c-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