Color

#4b5da0

#4b5da0
hex#4b5da0
rgbrgb(75, 93, 160)
hslhsl(227, 36%, 46%)
oklchoklch(0.496 0.109 270.7)
Closest name: Bellflower (#5d66aa)Relative luminance 0.1186

Colors that go with #4b5da0

Charcoal, Sea Green and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a08d4b

#4b88a0 · #634ba0

#a04b5d · #5da04b

Split-complementary

Open in tool →

#a0634b · #88a04b

#a04b88 · #a08d4b · #4ba063

Contrast

#4b5da0 as textRatioAAAA largeAAAFix
Aaon white
6.23:1passpassfail
  • AAA: use #455592 as the text (7.08:1)
Aaon black
3.37:1failpassfail
  • AA: use #5f72b4 as the text (4.55:1)
  • AAA: use #8694c6 as the text (7.07:1)
  • AA: or shift the background to #dedede (4.63:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4b5da0 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

#4b5da0 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4b5da0
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #4b5da0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4b5da0-9ca0c4-df7a4e-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