Color
#7c57db
#7c57dbrgb(124, 87, 219)hsl(257, 65%, 60%)oklch(0.565 0.193 292)Colors that go with #7c57db
Charcoal, Amber and Cornflower 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 #7c57db: softer than #000 and cool enough to feel like part of the same palette.
Amber #ffbf00
shippedAmber is paired with #7c57db in 5 real palettes, including Mastodon hosted on mastodon.social's brand system and Wikipedia's brand system, as the accent.
Cornflower Blue #6495ed
shippedDesigners have shipped Cornflower Blue with #7c57db: 5 real palettes, including Mastodon hosted on mastodon.social's brand system and Coca-Cola's brand system, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with #7c57db in 7 real palettes, including Marvel's brand system and Gemstone, as the accent.
Light Sky Blue #87cefa
shippedLight Sky Blue is paired with #7c57db in 4 real palettes, including Calm's brand system and Sentry's brand system, as the supporting colour.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #7c57db in 4 real palettes, including Indigo SaaS and Console Light, as the accent.
Midnight Blue #191970
shipped7 real palettes, including Lavender Haze and Discord's brand system put Midnight Blue beside #7c57db, as that palette's text colour.
Olive Green #808000
complementaryOlive Green sits directly opposite #7c57db on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #7c57db
Tints & shades
Harmonies
Contrast
| #7c57db as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.95:1 | pass | pass | fail |
|
Aaon black | 4.24:1 | 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 #7c57db 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
#7c57db reads as cool, vivid, technical. 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 #7c57db and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/7c57db-ac9cc4-dfc24e-291f2d-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