Dusk
Open in tool →Slate blue with a copper accent — calm, professional, slightly editorial; suits consultancies and journals.
Color
#889abfrgb(136, 154, 191)hsl(220, 30%, 64%)oklch(0.685 0.059 264.6)Charcoal, Peru 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.
Charcoal is the text near-black for #889abf: softer than #000 and cool enough to feel like part of the same palette.
Peru sits directly opposite #889abf on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber is paired with #889abf in 6 real palettes, including Ahrefs's brand system and NBA's brand system, as the supporting colour.
Designers have shipped Copper with #889abf: 4 real palettes, including Dusk and Riverbed, as the accent.
Designers have shipped Deep Sky Blue with #889abf: 4 real palettes, including Snowflake AI Data Cloud's brand system and Calm's brand system, as the supporting colour.
Designers have shipped Denim with #889abf: 5 real palettes, including Dusk and Open House, as the lead colour.
9 real palettes, including Open House and First Snow put Midnight Blue beside #889abf, as the text colour against it.
Periwinkle shows up next to #889abf in 4 real palettes, including Blue Mono and Calendly's brand system, as the accent.
| #889abf as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.83:1 | fail | fail | fail | |
Aaon black | 7.42:1 | 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 #889abf as the background.
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
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 #889abf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/889abf-9ca5c4-df694e-211f2d-e9f0f1?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