# #ac3d02

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

## Values

- Hex: `#ac3d02`
- RGB: rgb(172, 61, 2)
- HSL: hsl(21, 98%, 34%)
- OKLCH: oklch(0.511 0.156 41)
- Relative luminance: 0.1211
- Nearest named color: Rust (#b7410e, Δ 2.51) — https://brandsweets.com/colors/rust
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/ac3d02

## Tints & shades

- Tints (toward white): #ca4802, #ed5502, #fd6412, #fd7b35, #fd8f53, #fea372, #feba95, #feceb3, #ffe5d7, #fff8f5
- Shades (toward black): #9d3802, #8d3201, #7e2d01, #6f2801, #602201, #511d01, #421701, #321201, #230d00, #140700

## Harmonies

- Complementary: #0270ac
- Analogous: #ac021b, #ac9202
- Triadic: #02ac3d, #3d02ac
- Split-complementary: #02ac92, #021bac
- Tetradic: #1bac02, #0270ac, #9202ac

## Colors that go with #ac3d02

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

- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #ac3d02's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Vodafone (https://brandsweets.com/colors/brands/vodafone-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Huawei (https://brandsweets.com/colors/brands/huawei-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [harmony, pool: split] — Denim is a split-complement of #ac3d02: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Campbell's (https://brandsweets.com/colors/brands/campbells-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Dyson (https://brandsweets.com/colors/brands/dyson-com), Etsy (https://brandsweets.com/colors/brands/etsy-com). — https://brandsweets.com/colors/denim
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #ac3d02 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Wellness (https://brandsweets.com/palettes/warm#wellness), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/seagreen
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #ac3d02 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Redfin (https://brandsweets.com/colors/brands/redfin-com), Saffron (https://brandsweets.com/palettes/warm#saffron). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #ac3d02 in 4 real palettes, including Ember and Trailhead, as the accent. Seen in: Ember (https://brandsweets.com/palettes/bold#ember), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Maple (https://brandsweets.com/palettes/warm#maple), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Woodsmoke and BrandSweets's brand system put Champagne beside #ac3d02, as the text colour against it. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/champagne
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #ac3d02: 4 real palettes, including Behance's brand system and MLB's brand system, as the supporting colour. Seen in: Behance (https://brandsweets.com/colors/brands/behance-net), MLB (https://brandsweets.com/colors/brands/mlb-com), Walgreens (https://brandsweets.com/colors/brands/walgreens-com), Reebok (https://brandsweets.com/colors/brands/reebok-com). — https://brandsweets.com/colors/cobalt
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #ac3d02: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: IHG (https://brandsweets.com/colors/brands/ihg-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 6.14:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #973602 (7.38:1)
- On black (#000000): 3.42:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #cf4a02 (4.63:1); AA: background → #dedede (4.56:1); AAA: text → #fd6412 (7.01:1)

## 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/ac3d02-c4af9c-62cbbd-2d2a1f-f1e9ea?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: "#ac3d02" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.