Color
#a3a3bd
#a3a3bdrgb(163, 163, 189)hsl(240, 16%, 69%)oklch(0.724 0.037 285.4)Colors that go with #a3a3bd
Charcoal, Sand and 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 #a3a3bd: softer than #000 and cool enough to feel like part of the same palette.
Sand #c2b280
complementaryshippedSand sits directly opposite #a3a3bd on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blue #0000ff
shipped4 real palettes, including Canva's brand system and Spotify's brand system put Blue beside #a3a3bd, as the accent.
Burlywood #deb887
shippedBurlywood is paired with #a3a3bd in 4 real palettes, including Polaroid and Chalkboard, as the accent.
Copper #b87333
shippedDesigners have shipped Copper with #a3a3bd: 7 real palettes, including Dusk and Riverbed, as the accent.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #a3a3bd: 4 real palettes, including Max's brand system and Calm's brand system, as the supporting colour.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #a3a3bd: 4 real palettes, including Studio Grey and Spline's brand system, as the accent.
Hunter Green #355e3b
shippedHunter Green is paired with #a3a3bd in 4 real palettes, including Pine & Birch and Canopy, as the lead colour.
Real palettes that use #a3a3bd
Tints & shades
Harmonies
Contrast
| #a3a3bd as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 2.46:1 | fail | fail | fail | |
Aaon black | 8.53:1 | 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 #a3a3bd as the background.
Brands using this color
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 #a3a3bd and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/a3a3bd-a19cc4-df994e-251f2d-e9edf1?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