Color

#31494e

#31494e
hex#31494e
rgbrgb(49, 73, 78)
hslhsl(190, 23%, 25%)
oklchoklch(0.388 0.031 212)
Closest name: Charcoal (#36454f)Relative luminance 0.0597

Colors that go with #31494e

Steel Blue, Teal and Sienna 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 →

#4e3631

#314e45 · #313b4e

#4e314a · #4a4e31

Split-complementary

Open in tool →

#4e313b · #4e4531

#45314e · #4e3631 · #3b4e31

Contrast

#31494e as textRatioAAAA largeAAAFix
Aaon white
9.57:1passpasspassPasses AAA — no fix needed.
Aaon black
2.19:1failfailfail
  • AA: use #527c84 as the text (4.58:1)
  • AAA: use #729ea7 as the text (7.16:1)
  • AA: or shift the background to #b3b3b3 (4.57:1)
  • AAA: or shift the background to #dedede (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #31494e 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

#31494e reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #31494e
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 #31494e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31494e-a2b6be-df4e7c-1f252d-e9f1ef?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