# #ff575f

A color — warm, vivid, playful, bold. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ff575f`
- RGB: rgb(255, 87, 95)
- HSL: hsl(357, 100%, 67%)
- OKLCH: oklch(0.686 0.203 21.7)
- Relative luminance: 0.289
- Nearest named color: Blood Burst (#ff474c, Δ 2.653) — https://brandsweets.com/colors/blood-burst
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ff575f

## Tints & shades

- Tints (toward white): #ff666e, #ff757c, #ff858b, #ff9499, #ffa8ad, #ffb8bb, #ffc7ca, #ffd6d8, #ffe5e7, #fff5f5
- Shades (toward black): #ff3842, #ff1420, #f5000c, #d6000b, #b80009, #940007, #750006, #570004, #330003, #140001

## Harmonies

- Complementary: #57fff7
- Analogous: #ff57b3, #ffa257
- Triadic: #5fff57, #575fff
- Split-complementary: #57ffa2, #57b3ff
- Tetradic: #b3ff57, #57fff7, #a257ff

## Colors that go with #ff575f

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #ff575f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Audi (https://brandsweets.com/colors/brands/audi-com), Tumblr (https://brandsweets.com/colors/brands/tumblr-com), Harbour (https://brandsweets.com/palettes/cool#harbour). — https://brandsweets.com/colors/charcoal
- **Light Sea Green** #20b2aa [harmony, pool: complementary] — Light Sea Green sits directly opposite #ff575f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/lightseagreen
- **Amber** #ffbf00 [pool] — Amber is paired with #ff575f in 7 real palettes, including Ember and Heatwave, as the accent. Seen in: Ember (https://brandsweets.com/palettes/bold#ember), Heatwave (https://brandsweets.com/palettes/warm#heatwave), Google (https://brandsweets.com/colors/brands/google-com), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 7 real palettes, including Monzo's brand system and Readymag's brand system put Blue beside #ff575f, as the accent. Seen in: Monzo (https://brandsweets.com/colors/brands/monzo-com), Readymag (https://brandsweets.com/colors/brands/readymag-com), Glossier (https://brandsweets.com/colors/brands/glossier-com), Doordash (https://brandsweets.com/colors/brands/doordash-com). — https://brandsweets.com/colors/blue
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #ff575f: 4 real palettes, including NASA's brand system and Cobalt Pop, as the lead colour. Seen in: NASA (https://brandsweets.com/colors/brands/nasa-gov), Cobalt Pop (https://brandsweets.com/palettes/bold#cobalt-pop), Tide (https://brandsweets.com/colors/brands/tide-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com). — https://brandsweets.com/colors/cobalt
- **Cornflower Blue** #6495ed [harmony, pool: split] — Cornflower Blue is a split-complement of #ff575f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Roblox (https://brandsweets.com/colors/brands/roblox-com), JBL (https://brandsweets.com/colors/brands/jbl-com), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #ff575f in 9 real palettes, including Snyk's brand system and Wise's brand system, as the lead colour. Seen in: Snyk (https://brandsweets.com/colors/brands/snyk-io), Wise (https://brandsweets.com/colors/brands/wise-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Pizza Hut (https://brandsweets.com/colors/brands/pizzahut-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #ff575f: 13 real palettes, including Strava's brand system and Soundcloud's brand system, as the accent. Seen in: Strava (https://brandsweets.com/colors/brands/strava-com), Soundcloud (https://brandsweets.com/colors/brands/soundcloud-com), Postman (https://brandsweets.com/colors/brands/postman-com), PlanetScale (https://brandsweets.com/colors/brands/planetscale-com). — https://brandsweets.com/colors/denim

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 3.1:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #eb000c (4.63:1); AA: background → #2b2b2b (4.57:1); AAA: text → #b30009 (7.19:1)
- On black (#000000): 6.78:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ff6169 (7.17:1)

## Brands using this color

- **Airbnb** — primary #ff5a5f (Δ 0.513) — https://brandsweets.com/colors/brands/airbnb

## Curated palettes containing it

- **Crayon Box** (playful, vivid, friendly) — #ff5e5b, #00cecb, #ffed66, #ffffff, #222222 — Red, teal and yellow at crayon saturation — joyful, but on white with black type so it stays readable for grown-ups. — tool: https://brandsweets.com/palettes/new/ff5e5b-00cecb-ffed66-ffffff-222222 — collection: https://brandsweets.com/palettes/playful

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/ff575f-c49f9c-62cb93-2d251f-f1e9ed?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#ff575f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.