Color

#490a57

#490a57
hex#490a57
rgbrgb(73, 10, 87)
hslhsl(289, 79%, 19%)
oklchoklch(0.303 0.132 319.2)
Closest name: Clairvoyant (#480656)Relative luminance 0.0232

Tints & shades

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

Harmonies

Complementary

Open in tool →

#18570a

#220a57 · #570a3e

#57490a · #0a5749

Split-complementary

Open in tool →

#3e570a · #0a5722

#57220a · #18570a · #0a3e57

Contrast

#490a57 as textRatioAAAA largeAAAFix
Aaon white
14.34:1passpasspassPasses AAA — no fix needed.
Aaon black
1.46:1failfailfail
  • AA: use #c11fe5 as the text (4.59:1)
  • AAA: use #d568ed as the text (7.03:1)
  • AA: or shift the background to #919191 (4.55:1)
  • AAA: or shift the background to #b8b8b8 (7.23:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #490a57 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

#490a57 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #490a57
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 #490a57 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/490a57-be9fc1-a8cb62-2d1f2a-ece9f1?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