Color

#133e31

#133e31
hex#133e31
rgbrgb(19, 62, 49)
hslhsl(162, 53%, 16%)
oklchoklch(0.33 0.053 169.9)
Closest name: Botanical Night (#12403c)Relative luminance 0.0381

Colors that go with #133e31

Crimson, Sienna and Teal 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 →

#3e1320

#133e1c · #13363e

#31133e · #3e3113

Split-complementary

Open in tool →

#3e1336 · #3e1c13

#1c133e · #3e1320 · #363e13

Contrast

#133e31 as textRatioAAAA largeAAAFix
Aaon white
11.92:1passpasspassPasses AAA — no fix needed.
Aaon black
1.76:1failfailfail
  • AA: use #298569 as the text (4.65:1)
  • AAA: use #34a885 as the text (7.09:1)
  • AA: or shift the background to #a1a1a1 (4.62:1)
  • AAA: or shift the background to #c7c7c7 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #133e31 as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#133e31 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #133e31
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 #133e31 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/133e31-a2beb9-d459b9-1f2b2d-e9f1eb?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