Color

#31493f

#31493f
hex#31493f
rgbrgb(49, 73, 63)
hslhsl(155, 20%, 24%)
oklchoklch(0.382 0.034 166.8)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0578

Tints & shades

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

Harmonies

Complementary

Open in tool →

#49313b

#314933 · #314749

#3f3149 · #493f31

Split-complementary

Open in tool →

#493147 · #493331

#333149 · #49313b · #474931

Contrast

#31493f as textRatioAAAA largeAAAFix
Aaon white
9.74:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #547d6c as the text (4.53:1)
  • AAA: use #6f9f8b as the text (7.01:1)
  • AA: or shift the background to #b3b3b3 (4.65:1)
  • AAA: or shift the background to #dbdbdb (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #31493f 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

#31493f reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #31493f
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 #31493f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31493f-a2beb6-d459c8-1f2d2d-e9f1ea?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