Named color
Frozen Periwinkle
#c9d1efrgb(201, 209, 239)hsl(227, 54%, 86%)oklch(0.864 0.042 273.7)Frozen Periwinkle on this page is the real value, not a screenshot: exact hex, RGB, HSL and OKLCH, ten tints and ten shades, classic harmonies, and WCAG contrast with fixes — plus the 1 public brand that uses it and the palettes it appears in.
Colors that go with Frozen Periwinkle
Charcoal, Dark Khaki 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 #36454f
neutralshippedCharcoal is the text near-black for Frozen Periwinkle: softer than #000 and cool enough to feel like part of the same palette.
Dark Khaki #bdb76b
complementaryshippedDark Khaki sits directly opposite Frozen Periwinkle on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with Frozen Periwinkle in 5 real palettes, including Blueprint and Salesforce's brand system, as the accent.
Brown #a52a2a
shipped4 real palettes, including Velvet and Woodsmoke put Brown beside Frozen Periwinkle, as the lead colour.
Burlywood #deb887
shippedBurlywood is paired with Frozen Periwinkle in 5 real palettes, including Coastal and Velvet, as the accent.
Cadet Blue #5f9ea0
shippedDesigners have shipped Cadet Blue with Frozen Periwinkle: 5 real palettes, including Estate and Coastal, as the supporting colour.
Copper #b87333
shippedDesigners have shipped Copper with Frozen Periwinkle: 7 real palettes, including Bramble and Dusk, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with Frozen Periwinkle in 5 real palettes, including Frost & Ember and Cartier's brand system, as the accent.
Real palettes that use Frozen Periwinkle
Tints & shades
Harmonies
Contrast
| Frozen Periwinkle as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 1.52:1 | fail | fail | fail | |
Aaon black | 13.85:1 | 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 Frozen Periwinkle as the background.
Brands using this color
Fonts for this mood
Frozen Periwinkle reads as cool, light, clean. 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 #c9d1ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/c9d1ef-9ca0c4-df7a4e-221f2d-e9eff1?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