Color

#083f40

#083f40
hex#083f40
rgbrgb(8, 63, 64)
hslhsl(181, 78%, 14%)
oklchoklch(0.335 0.053 196.8)
Closest name: Rich Black (#004040)Relative luminance 0.0398

Colors that go with #083f40

Crimson, Sea Green and Steel 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 →

#400908

#084025 · #082340

#40083f · #3f4008

Split-complementary

Open in tool →

#400823 · #402508

#250840 · #400908 · #234008

Contrast

#083f40 as textRatioAAAA largeAAAFix
Aaon white
11.7:1passpasspassPasses AAA — no fix needed.
Aaon black
1.8:1failfailfail
  • AA: use #108284 as the text (4.55:1)
  • AAA: use #15aaac as the text (7.38:1)
  • AA: or shift the background to #a1a1a1 (4.53:1)
  • AAA: or shift the background to #c9c9c9 (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #083f40 as the background.

Brands using this color

Fonts for this mood

#083f40 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #083f40
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 #083f40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/083f40-a2babe-d45992-1f272d-e9f1ed?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