Color

#013d21

#013d21
hex#013d21
rgbrgb(1, 61, 33)
hslhsl(152, 97%, 12%)
oklchoklch(0.317 0.076 156.1)
Closest name: Queen of Trees (#1c401f)Relative luminance 0.0345

Colors that go with #013d21

Charcoal, Crimson and Royal Blue 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 →

#3c011d

#013c03 · #013a3c

#21013c · #3c2101

Split-complementary

Open in tool →

#3c013a · #3c0301

#03013c · #3c011d · #3a3c01

Contrast

#013d21 as textRatioAAAA largeAAAFix
Aaon white
12.42:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #028849 as the text (4.62:1)
  • AAA: use #03b05f as the text (7.38:1)
  • AA: or shift the background to #9c9c9c (4.52:1)
  • AAA: or shift the background to #c4c4c4 (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 #013d21 as the background.

Brands using this color

Fonts for this mood

#013d21 reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #013d21
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 #013d21 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/013d21-a2beb4-d459ce-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