Color

#1c3945

#1c3945
hex#1c3945
rgbrgb(28, 57, 69)
hslhsl(198, 42%, 19%)
oklchoklch(0.327 0.041 227)
Closest name: Astral Nomad (#203943)Relative luminance 0.036

Tints & shades

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

Harmonies

Complementary

Open in tool →

#45281c

#1c453d · #1c2445

#451c39 · #39451c

Split-complementary

Open in tool →

#451c24 · #453d1c

#3d1c45 · #45281c · #24451c

Contrast

#1c3945 as textRatioAAAA largeAAAFix
Aaon white
12.21:1passpasspassPasses AAA — no fix needed.
Aaon black
1.72:1failfailfail
  • AA: use #3e7d98 as the text (4.59:1)
  • AAA: use #5ca0bc as the text (7.21:1)
  • AA: or shift the background to #9e9e9e (4.56:1)
  • AAA: or shift the background to #c7c7c7 (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1c3945 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

#1c3945 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1c3945
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 #1c3945 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1c3945-9cb3c4-df4e69-1f232d-e9f1f0?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