Color

#423861

#423861
hex#423861
rgbrgb(66, 56, 97)
hslhsl(255, 27%, 30%)
oklchoklch(0.37 0.07 293.9)
Closest name: Call It a Night (#42364c)Relative luminance 0.0485

Tints & shades

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

Harmonies

Complementary

Open in tool →

#576138

#384261 · #573861

#614238 · #386142

Split-complementary

Open in tool →

#615738 · #426138

#613842 · #576138 · #386157

Contrast

#423861 as textRatioAAAA largeAAAFix
Aaon white
10.66:1passpasspassPasses AAA — no fix needed.
Aaon black
1.97:1failfailfail
  • AA: use #7d6dab as the text (4.65:1)
  • AAA: use #9d91c0 as the text (7.24:1)
  • AA: or shift the background to #ababab (4.64:1)
  • AAA: or shift the background to #d4d4d4 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #423861 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

#423861 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #423861
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 #423861 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/423861-ab9cc4-dfbd4e-291f2d-e9ebf1?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