Color
#734bc3
#734bc3rgb(115, 75, 195)hsl(260, 50%, 53%)oklch(0.52 0.179 294.7)Colors that go with #734bc3
Charcoal, Sea Green and Cobalt Blue 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #734bc3: softer than #000 and cool enough to feel like part of the same palette.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #734bc3: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #734bc3: 4 real palettes, including Zillow's brand system and Warbyparker's brand system, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with #734bc3 in 7 real palettes, including Gemstone and Marvel's brand system, as the accent.
Light Sky Blue #87cefa
shippedLight Sky Blue is paired with #734bc3 in 4 real palettes, including Sentry's brand system and Calm's brand system, as the accent.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #734bc3 in 4 real palettes, including Indigo SaaS and Console Light, as the accent.
Midnight Blue #191970
shipped10 real palettes, including Marvel's brand system and Kraken's brand system put Midnight Blue beside #734bc3, as the supporting colour.
Red #ff0000
shippedRed is paired with #734bc3 in 5 real palettes, including L'Oréal's brand system and Twitch's brand system, as the supporting colour.
Real palettes that use #734bc3
Tints & shades
Harmonies
Contrast
| #734bc3 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.96:1 | pass | pass | fail |
|
Aaon black | 3.52:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #734bc3 as the background.
Brands using this color
Fonts for this mood
#734bc3 reads as cool, modern. The font library is tagged with the same vocabulary:
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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #734bc3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/734bc3-ae9cc4-dfc94e-2a1f2d-e9ebf1?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md