Color

#647382

#647382
hex#647382
rgbrgb(100, 115, 130)
hslhsl(210, 13%, 45%)
oklchoklch(0.549 0.03 248.4)
Closest name: Ashen Whisper (#646b7a)Relative luminance 0.1658

Tints & shades

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

Harmonies

Complementary

Open in tool →

#827364

#648282 · #646482

#826473 · #738264

Split-complementary

Open in tool →

#826464 · #828264

#826482 · #827364 · #648264

Contrast

#647382 as textRatioAAAA largeAAAFix
Aaon white
4.87:1passpassfail
  • AAA: use #4e5965 as the text (7.14:1)
Aaon black
4.32:1failpassfail
  • AA: use #687887 as the text (4.63:1)
  • AAA: use #8c99a6 as the text (7.22:1)
  • AA: or shift the background to #f7f7f7 (4.54:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #647382 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

mcpConnect your agent — build around #647382
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 #647382 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/647382-9cabc4-df514e-1f202d-e9f1f1?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