Color
#23217d
#23217drgb(35, 33, 125)hsl(241, 58%, 31%)oklch(0.322 0.149 275)Colors that go with #23217d
Steel Blue, Olive Green and Powder 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.
Steel Blue #4682b4
analogousshippedSteel Blue is #23217d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Olive Green #808000
complementaryOlive Green sits directly opposite #23217d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Powder Blue #b0e0e6
shippedPowder Blue is paired with #23217d in 3 real palettes, including Glacier and Frost & Ember, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Sienna #a0522d
split-complementSienna is a split-complement of #23217d: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Goldenrod #daa520
shippedGoldenrod is paired with #23217d in two real palettes: Sapphire & Gold and Open House, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Light Sky Blue #87cefa
shippedLight Sky Blue is paired with #23217d in two real palettes: PayPal's brand system and Telehealth, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Lilac #c8a2c8
shippedLilac is paired with #23217d in two real palettes: Lavender Milk and First Snow, as the lead colour — a combination designers have actually shipped, not a computed rotation.
White Smoke #f5f5f5
neutralWhite Smoke is the surface for #23217d: a clean near-white with no warm cast, so the cool hue stays clear instead of drifting muddy.
Real palettes that use #23217d
Tints & shades
Harmonies
Contrast
| #23217d as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 13.25:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.59:1 | 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 #23217d as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Fonts for this mood
#23217d reads as cool, modern. 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 #23217d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/23217d-a19cc4-df9b4e-261f2d-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