Color

#374367

#374367
hex#374367
rgbrgb(55, 67, 103)
hslhsl(225, 30%, 31%)
oklchoklch(0.389 0.063 269.3)
Closest name: Black Turmeric (#2c4364)Relative luminance 0.0581

Tints & shades

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

Harmonies

Complementary

Open in tool →

#675b37

#375b67 · #433767

#673743 · #436737

Split-complementary

Open in tool →

#674337 · #5b6737

#67375b · #675b37 · #376743

Contrast

#374367 as textRatioAAAA largeAAAFix
Aaon white
9.72:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #6375ab as the text (4.66:1)
  • AAA: use #8895bf as the text (7.1:1)
  • AA: or shift the background to #b3b3b3 (4.63:1)
  • AAA: or shift the background to #dbdbdb (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #374367 as the background.

Brands using this color

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

mcpConnect your agent — build around #374367
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 #374367 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/374367-9ca1c4-df754e-221f2d-e9eff1?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