Color

#003c3d

#003c3d
hex#003c3d
rgbrgb(0, 60, 61)
hslhsl(181, 100%, 12%)
oklchoklch(0.323 0.055 196.6)
Closest name: Rich Black (#004040)Relative luminance 0.0357

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3d0100

#003d20 · #001e3d

#3d003c · #3c3d00

Split-complementary

Open in tool →

#3d001e · #3d2000

#20003d · #3d0100 · #1e3d00

Contrast

#003c3d as textRatioAAAA largeAAAFix
Aaon white
12.25:1passpasspassPasses AAA — no fix needed.
Aaon black
1.71:1failfailfail
  • AA: use #008285 as the text (4.53:1)
  • AAA: use #00abad as the text (7.43:1)
  • AA: or shift the background to #9e9e9e (4.57:1)
  • AAA: or shift the background to #c4c4c4 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #003c3d as the background.

Brands using this color

Fonts for this mood

#003c3d reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #003c3d
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 #003c3d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/003c3d-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