Color

#373848

#373848
hex#373848
rgbrgb(55, 56, 72)
hslhsl(236, 13%, 25%)
oklchoklch(0.346 0.028 282)
Closest name: After Midnight (#38393f)Relative luminance 0.0411

Colors that go with #373848

Amber, Blue and Blush Pink 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#484737

#374148 · #3f3748

#483739 · #394837

Split-complementary

Open in tool →

#483f37 · #414837

#483741 · #484737 · #37483f

Contrast

#373848 as textRatioAAAA largeAAAFix
Aaon white
11.53:1passpasspassPasses AAA — no fix needed.
Aaon black
1.82:1failfailfail
  • AA: use #727492 as the text (4.63:1)
  • AAA: use #9496ad as the text (7.23:1)
  • AA: or shift the background to #a3a3a3 (4.57:1)
  • AAA: or shift the background to #cccccc (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #373848 as the background.

Brands using this color

Fonts for this mood

#373848 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #373848
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 #373848 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/373848-9e9cc4-df8f4e-241f2d-e9eef1?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