Color

#25504c

#25504c
hex#25504c
rgbrgb(37, 80, 76)
hslhsl(174, 37%, 23%)
oklchoklch(0.399 0.048 187.5)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0665

Tints & shades

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

Harmonies

Complementary

Open in tool →

#502529

#255036 · #253f50

#4c2550 · #504c25

Split-complementary

Open in tool →

#50253f · #503625

#362550 · #502529 · #3f5025

Contrast

#25504c as textRatioAAAA largeAAAFix
Aaon white
9.01:1passpasspassPasses AAA — no fix needed.
Aaon black
2.33:1failfailfail
  • AA: use #3b817a as the text (4.61:1)
  • AAA: use #4ca49b as the text (7.09:1)
  • AA: or shift the background to #b8b8b8 (4.54:1)
  • AAA: or shift the background to #e3e3e3 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #25504c as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#25504c reads as dark, luxury, bold. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #25504c
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 #25504c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/25504c-a2bebe-d459a1-1f292d-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