Color

#37285d

#37285d
hex#37285d
rgbrgb(55, 40, 93)
hslhsl(257, 40%, 26%)
oklchoklch(0.323 0.091 293.7)
Closest name: Deep Sea Base (#2c2c57)Relative luminance 0.0312

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4e5d28

#28335d · #51285d

#5d3728 · #285d37

Split-complementary

Open in tool →

#5d5128 · #335d28

#5d2833 · #4e5d28 · #285d51

Contrast

#37285d as textRatioAAAA largeAAAFix
Aaon white
12.93:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #8169bf as the text (4.71:1)
  • AAA: use #9f8dce as the text (7.18:1)
  • AA: or shift the background to #999999 (4.54:1)
  • AAA: or shift the background to #bfbfbf (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37285d 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

#37285d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37285d
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 #37285d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37285d-ac9cc4-dfc24e-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