Color

#37243d

#37243d
hex#37243d
rgbrgb(55, 36, 61)
hslhsl(286, 26%, 19%)
oklchoklch(0.295 0.051 317.8)
Closest name: Midnight Velvet (#2a2243)Relative luminance 0.0241

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2a3d24

#2b243d · #3d2436

#3d3724 · #243d37

Split-complementary

Open in tool →

#363d24 · #243d2b

#3d2b24 · #2a3d24 · #24363d

Contrast

#37243d as textRatioAAAA largeAAAFix
Aaon white
14.17:1passpasspassPasses AAA — no fix needed.
Aaon black
1.48:1failfailfail
  • AA: use #9362a3 as the text (4.52:1)
  • AAA: use #ae88b9 as the text (7.02:1)
  • AA: or shift the background to #949494 (4.67:1)
  • AAA: or shift the background to #b8b8b8 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #37243d 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

#37243d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #37243d
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 #37243d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37243d-bd9fc1-adcb62-2d1f2a-ece9f1?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