Color

#623757

#623757
hex#623757
rgbrgb(98, 55, 87)
hslhsl(315, 28%, 30%)
oklchoklch(0.402 0.077 337.1)
Closest name: Long Passionate Night (#5b365e)Relative luminance 0.0602

Colors that go with #623757

Sea Green, Crimson and Denim 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 #623757

Tints & shades

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

Harmonies

Complementary

Open in tool →

#376242

#573762 · #623742

#576237 · #375762

Split-complementary

Open in tool →

#426237 · #376257

#625737 · #376242 · #374262

Contrast

#623757 as textRatioAAAA largeAAAFix
Aaon white
9.53:1passpasspassPasses AAA — no fix needed.
Aaon black
2.2:1failfailfail
  • AA: use #a55f94 as the text (4.66:1)
  • AAA: use #bb86ae as the text (7.13:1)
  • AA: or shift the background to #b3b3b3 (4.55:1)
  • AAA: or shift the background to #dedede (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #623757 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

Fonts for this mood

#623757 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #623757
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 #623757 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/623757-c19fb4-7bcb62-2d1f24-efe9f1?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