Color

#372e8a

#372e8a
hex#372e8a
rgbrgb(55, 46, 138)
hslhsl(246, 50%, 36%)
oklchoklch(0.372 0.147 280.9)
Closest name: Bluebell (#333399)Relative luminance 0.046

Tints & shades

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

Harmonies

Complementary

Open in tool →

#818a2e

#2e538a · #652e8a

#8a372e · #2e8a37

Split-complementary

Open in tool →

#8a652e · #538a2e

#8a2e53 · #818a2e · #2e8a65

Contrast

#372e8a as textRatioAAAA largeAAAFix
Aaon white
10.94:1passpasspassPasses AAA — no fix needed.
Aaon black
1.92:1failfailfail
  • AA: use #746acd as the text (4.69:1)
  • AAA: use #948cd9 as the text (7.01:1)
  • AA: or shift the background to #a8a8a8 (4.6:1)
  • AAA: or shift the background to #cfcfcf (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 #372e8a 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

#372e8a reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #372e8a
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 #372e8a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/372e8a-a59cc4-dfa74e-271f2d-e9ecf1?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