Color
#565a71
#565a71rgb(86, 90, 113)hsl(231, 14%, 39%)oklch(0.473 0.037 277.1)Colors that go with #565a71
Steel Blue, Copper and Crimson 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.
Steel Blue #4682b4
analogousshippedSteel Blue is #565a71's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Copper #b87333
shippedDesigners have shipped Copper with #565a71: 4 real palettes, including Dusk and Desert Road, as the accent.
Crimson #dc143c
shippedCrimson is paired with #565a71 in 4 real palettes, including Codecademy's brand system and Amazon's brand system, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #565a71: 9 real palettes, including HP's brand system and The New York Times's brand system, as the accent.
Firebrick #b22222
shippedDesigners have shipped Firebrick with #565a71: 4 real palettes, including Fireside and Newsprint, as the lead colour.
Goldenrod #daa520
shippedGoldenrod shows up next to #565a71 in 4 real palettes, including Open House and Mid-Century, as the accent.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #565a71 in 5 real palettes, including Console Light and Fintech Trust, as the accent.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #565a71: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #565a71
Tints & shades
Harmonies
Contrast
| #565a71 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.78:1 | pass | pass | fail |
|
Aaon black | 3.1:1 | 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 #565a71 as the background.
Brands using this color
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 #565a71 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/565a71-9c9ec4-df834e-231f2d-e9eef1?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