Color

#043a2b

#043a2b
hex#043a2b
rgbrgb(4, 58, 43)
hslhsl(163, 87%, 12%)
oklchoklch(0.311 0.06 168.6)
Closest name: Pitch-Black Forests (#003322)Relative luminance 0.0323

Colors that go with #043a2b

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 →

#390413

#043910 · #042e39

#2a0439 · #392a04

Split-complementary

Open in tool →

#39042e · #391004

#100439 · #390413 · #2e3904

Contrast

#043a2b as textRatioAAAA largeAAAFix
Aaon white
12.76:1passpasspassPasses AAA — no fix needed.
Aaon black
1.65:1failfailfail
  • AA: use #098662 as the text (4.6:1)
  • AAA: use #0cac7e as the text (7.22:1)
  • AA: or shift the background to #9c9c9c (4.65:1)
  • AAA: or shift the background to #c2c2c2 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #043a2b as the background.

Brands using this color

Fonts for this mood

#043a2b reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #043a2b
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 #043a2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/043a2b-a2beb9-d459b7-1f2b2d-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