Color

#2d4e4d

#2d4e4d
hex#2d4e4d
rgbrgb(45, 78, 77)
hslhsl(178, 27%, 24%)
oklchoklch(0.398 0.039 193.2)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0654

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4e2d2e

#2d4e3c · #2d3e4e

#4d2d4e · #4e4d2d

Split-complementary

Open in tool →

#4e2d3e · #4e3c2d

#3c2d4e · #4e2d2e · #3e4e2d

Contrast

#2d4e4d as textRatioAAAA largeAAAFix
Aaon white
9.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.31:1failfailfail
  • AA: use #497e7d as the text (4.56:1)
  • AAA: use #5da2a0 as the text (7.14:1)
  • AA: or shift the background to #b8b8b8 (4.59:1)
  • AAA: or shift the background to #e3e3e3 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2d4e4d as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#2d4e4d reads as muted, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2d4e4d
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 #2d4e4d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2d4e4d-a2bcbe-d45999-1f282d-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