Color

#003d3c

#003d3c
hex#003d3c
rgbrgb(0, 61, 60)
hslhsl(179, 100%, 12%)
oklchoklch(0.326 0.056 192.9)
Closest name: Rich Black (#004040)Relative luminance 0.0366

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#3d0001

#003d1e · #00203d

#3c003d · #3d3c00

Split-complementary

Open in tool →

#3d0020 · #3d1e00

#1e003d · #3d0001 · #203d00

Contrast

#003d3c as textRatioAAAA largeAAAFix
Aaon white
12.12:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #008582 as the text (4.68:1)
  • AAA: use #00a8a5 as the text (7.14:1)
  • AA: or shift the background to #9e9e9e (4.52:1)
  • AAA: or shift the background to #c7c7c7 (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 #003d3c as the background.

Brands using this color

Fonts for this mood

#003d3c reads as vivid, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #003d3c
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #003d3c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/003d3c-a2bbbe-d45996-1f272d-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