Color

#133a20

#133a20
hex#133a20
rgbrgb(19, 58, 32)
hslhsl(140, 51%, 15%)
oklchoklch(0.313 0.064 151.8)
Closest name: Melancholia (#12390d)Relative luminance 0.0327

Colors that go with #133a20

Royal Blue, Rust 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 →

#3a132d

#193a13 · #133a33

#20133a · #3a2013

Split-complementary

Open in tool →

#33133a · #3a1319

#13193a · #3a132d · #3a3313

Contrast

#133a20 as textRatioAAAA largeAAAFix
Aaon white
12.7:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #2c874a as the text (4.67:1)
  • AAA: use #38ad5f as the text (7.31:1)
  • AA: or shift the background to #9c9c9c (4.63:1)
  • AAA: or shift the background to #c2c2c2 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #133a20 as the background.

Brands using this color

Fonts for this mood

#133a20 reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #133a20
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 #133a20 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/133a20-a2beaf-c259d4-1f2d2a-ebf1e9?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