Color
#cb3457
#cb3457rgb(203, 52, 87)hsl(346, 59%, 50%)oklch(0.565 0.187 12.4)Colors that go with #cb3457
Charcoal, Sea Green and Steel 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 body-text near-black for #cb3457: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #cb3457: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Steel Blue #4682b4
split-complementshippedSteel Blue is a split-complement of #cb3457: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Amber #ffbf00
shippedAmber is paired with #cb3457 in 6 real palettes, including Maple and McDonald's's brand system, as the accent.
Blue #0000ff
shipped5 real palettes, including Dunkin''s brand system and Tim Hortons's brand system put Blue beside #cb3457, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #cb3457: 4 real palettes, including MLB's brand system and Walgreens's brand system, as the accent.
Dark Olive Green #556b2f
shippedDark Olive Green shows up next to #cb3457 in 5 real palettes, including Farmers Market and Clay & Linen, as the supporting colour.
Denim #1560bd
shippedDesigners have shipped Denim with #cb3457: 15 real palettes, including Chase's brand system and Ulta Beauty's brand system, as the lead colour.
Real palettes that use #cb3457
Tints & shades
Harmonies
Contrast
| #cb3457 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.04:1 | pass | pass | fail |
|
Aaon black | 4.17:1 | 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 #cb3457 as the background.
Brands using this color
Fonts for this mood
#cb3457 reads as warm. 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 #cb3457 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/cb3457-c49ca1-62cb80-2d221f-f1e9ef?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