Color
#b191f8
#b191f8rgb(177, 145, 248)hsl(259, 88%, 77%)oklch(0.727 0.148 296.9)Colors that go with #b191f8
Amber, Midnight Blue and Royal 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.
Amber #ffbf00
shippedAmber is paired with #b191f8 in 4 real palettes, including Ahrefs's brand system and Blueprint, as the supporting colour.
Midnight Blue #191970
shipped4 real palettes, including Lavender Haze and Lavender Milk put Midnight Blue beside #b191f8, as the text colour against it.
Royal Blue #4169e1
shippedRoyal Blue is paired with #b191f8 in 5 real palettes, including Sephora's brand system and Roblox's brand system, as the supporting colour.
Dark Khaki #bdb76b
complementaryDark Khaki sits directly opposite #b191f8 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #b191f8: softer than #000 and cool enough to feel like part of the same palette.
Medium Slate Blue #7b68ee
shippedMedium Slate Blue shows up next to #b191f8 in 3 real palettes, including Obsidian's brand system and Mastodon hosted on mastodon.social's brand system, as the supporting colour.
Periwinkle #ccccff
shippedPeriwinkle shows up next to #b191f8 in 3 real palettes, including Lavender Milk and Blue Mono, as the supporting colour.
Dark Orange #ff8c00
triadicshippedDark Orange completes a triad with #b191f8 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Tints & shades
Harmonies
Contrast
| #b191f8 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.54:1 | fail | fail | fail | |
Aaon black | 8.28:1 | pass | pass | pass | Passes AAA — no fix needed. |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b191f8 as the background.
Brands using this color
Fonts for this mood
#b191f8 reads as cool, vivid, light. 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 #b191f8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/b191f8-ad9cc4-dfc74e-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