Color

#635bcd

#635bcd
hex#635bcd
rgbrgb(99, 91, 205)
hslhsl(244, 53%, 58%)
oklchoklch(0.54 0.171 282.2)
Closest name: slateblue (#6a5acd)Relative luminance 0.1454

Tints & shades

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

Harmonies

Complementary

Open in tool →

#c5cd5b

#5b8ccd · #9b5bcd

#cd635b · #5bcd63

Split-complementary

Open in tool →

#cd9b5b · #8ccd5b

#cd5b8c · #c5cd5b · #5bcd9b

Contrast

#635bcd as textRatioAAAA largeAAAFix
Aaon white
5.37:1passpassfail
  • AAA: use #4c44c5 as the text (7.14:1)
Aaon black
3.91:1failpassfail
  • AA: use #6e67d0 as the text (4.51:1)
  • AAA: use #938edc as the text (7.14:1)
  • AA: or shift the background to #ebebeb (4.51:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #635bcd 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

#635bcd reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #635bcd
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 #635bcd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/635bcd-a39cc4-dfa24e-261f2d-e9edf1?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