Color

#819ca2

#819ca2
hex#819ca2
rgbrgb(129, 156, 162)
hslhsl(191, 15%, 57%)
oklchoklch(0.674 0.031 212.7)
Closest name: Blank Stare (#8b9cac)Relative luminance 0.3105

Colors that go with #819ca2

Charcoal, Terracotta and Blush Pink lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #819ca2

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a28781

#81a297 · #818ba2

#a2819c · #9ca281

Split-complementary

Open in tool →

#a2818b · #a29781

#9781a2 · #a28781 · #8ba281

Contrast

#819ca2 as textRatioAAAA largeAAAFix
Aaon white
2.91:1failfailfail
  • AA: use #5f7b81 as the text (4.53:1)
  • AAA: use #485c61 as the text (7.05:1)
  • AA: or shift the background to #303030 (4.53:1)
  • AAA: or shift the background to #030303 (7.08:1)
Aaon black
7.21:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #819ca2 as the background.

Brands using this color

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

Palettes built around it

mcpConnect your agent — build around #819ca2
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #819ca2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/819ca2-a2b6be-df4e7a-1f252d-e9f1ef?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