Color

#0633bc

#0633bc
hex#0633bc
rgbrgb(6, 51, 188)
hslhsl(225, 94%, 38%)
oklchoklch(0.409 0.216 264)
Closest name: Blue Hour (#0034ab)Relative luminance 0.0604

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bc8e06

#068ebc · #3306bc

#bc0633 · #33bc06

Split-complementary

Open in tool →

#bc3306 · #8ebc06

#bc068e · #bc8e06 · #06bc33

Contrast

#0633bc as textRatioAAAA largeAAAFix
Aaon white
9.51:1passpasspassPasses AAA — no fix needed.
Aaon black
2.21:1failfailfail
  • AA: use #3969f9 as the text (4.56:1)
  • AAA: use #7092fb as the text (7.19:1)
  • AA: or shift the background to #b3b3b3 (4.54:1)
  • AAA: or shift the background to #dedede (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0633bc 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

#0633bc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0633bc
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 #0633bc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0633bc-9ca1c4-df754e-221f2d-e9eff1?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