Color
#584b71
#584b71rgb(88, 75, 113)hsl(261, 20%, 37%)oklch(0.442 0.063 299.5)Colors that go with #584b71
Teal, Blue 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.
Teal #008080
triadicshippedTeal completes a triad with #584b71 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Blue #0000ff
shipped4 real palettes, including CVS's brand system and Alaska Airlines's brand system put Blue beside #584b71, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with #584b71 in 5 real palettes, including Wells Fargo's brand system and Codecademy's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #584b71: 11 real palettes, including HP's brand system and Hinge's brand system, as the accent.
Goldenrod #daa520
shippedGoldenrod shows up next to #584b71 in 5 real palettes, including Open House and Fireside, as the accent.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #584b71 in 5 real palettes, including Console Light and Fintech Trust, as the accent.
Midnight Blue #191970
shipped8 real palettes, including Lufthansa's brand system and First Snow put Midnight Blue beside #584b71, as the lead colour.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #584b71: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #584b71
Tints & shades
Harmonies
Contrast
| #584b71 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.9:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.66:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #584b71 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 #584b71 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/584b71-af9cc4-dfcb4e-2a1f2d-e9eaf1?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