# #ac4e2f

A color — warm. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#ac4e2f`
- RGB: rgb(172, 78, 47)
- HSL: hsl(15, 57%, 43%)
- OKLCH: oklch(0.538 0.131 38.5)
- Relative luminance: 0.1442
- Nearest named color: Barbarossa (#a84734, Δ 2.064) — https://brandsweets.com/colors/barbarossa
- Moods: warm
- Page: https://brandsweets.com/colors/ac4e2f

## Tints & shades

- Tints (toward white): #c45936, #cd6847, #d37c5f, #d98c73, #dfa08b, #e5b09f, #ebc4b7, #f1d4cb, #f7e8e3, #fdf8f7
- Shades (toward black): #9c472b, #8c4026, #7c3922, #6c311e, #602c1a, #502416, #401d12, #30160d, #200f09, #100704

## Harmonies

- Complementary: #2f8dac
- Analogous: #ac2f4e, #ac8d2f
- Triadic: #2fac4e, #4e2fac
- Split-complementary: #2fac8d, #2f4eac
- Tetradic: #4eac2f, #2f8dac, #8d2fac

## Colors that go with #ac4e2f

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 #ac4e2f'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), Huawei (https://brandsweets.com/colors/brands/huawei-com), Budweiser (https://brandsweets.com/colors/brands/budweiser-com). — https://brandsweets.com/colors/crimson
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #ac4e2f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Coinbase (https://brandsweets.com/colors/brands/coinbase), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/seagreen
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #ac4e2f: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Honda (https://brandsweets.com/colors/brands/honda-com), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), NASCAR (https://brandsweets.com/colors/brands/nascar-com). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #ac4e2f 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), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #ac4e2f in 5 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 BrandSweets's brand system and Woodsmoke put Champagne beside #ac4e2f. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Bramble (https://brandsweets.com/palettes/muted#bramble), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #ac4e2f: 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), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #ac4e2f in 6 real palettes, including BrandSweets's brand system and Magazine Ochre. Seen in: BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/darkolivegreen

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

- On white (#ffffff): 5.41:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #904227 (7.01:1)
- On black (#000000): 3.88:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #bc5634 (4.52:1); AA: background → #ebebeb (4.53:1); AAA: text → #d47f63 (7.02:1)

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/ac4e2f-c4ab9c-62cbb2-2d291f-f1e9eb?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: "#ac4e2f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.