# #c4423b

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

## Values

- Hex: `#c4423b`
- RGB: rgb(196, 66, 59)
- HSL: hsl(3, 54%, 50%)
- OKLCH: oklch(0.562 0.167 27)
- Relative luminance: 0.1595
- Nearest named color: Bento Box (#cc363c, Δ 2.196) — https://brandsweets.com/colors/bento-box
- Moods: warm
- Page: https://brandsweets.com/colors/c4423b

## Tints & shades

- Tints (toward white): #ca544e, #d06762, #d57772, #db8a85, #e19c99, #e6afad, #ecc2c0, #f1d2d0, #f7e4e4, #fdf7f7
- Shades (toward black): #b13b35, #a13630, #8d2f2a, #7e2a26, #6a2320, #561d1a, #471815, #33110f, #230c0b, #100505

## Harmonies

- Complementary: #3bbdc4
- Analogous: #c43b79, #c4863b
- Triadic: #3bc442, #423bc4
- Split-complementary: #3bc486, #3b79c4
- Tetradic: #79c43b, #3bbdc4, #863bc4

## Colors that go with #c4423b

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 #c4423b: 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), Logitech (https://brandsweets.com/colors/brands/logitech-com). — https://brandsweets.com/colors/charcoal
- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #c4423b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Foot Locker (https://brandsweets.com/colors/brands/footlocker-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Behance (https://brandsweets.com/colors/brands/behance-net), Wayfair (https://brandsweets.com/colors/brands/wayfair-com). — https://brandsweets.com/colors/royalblue
- **Sea Green** #2e8b57 [harmony, pool: triadic] — Sea Green completes a triad with #c4423b — 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
- **Steel Blue** #4682b4 [harmony, pool: split] — Steel Blue is a split-complement of #c4423b: 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 #c4423b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Redfin (https://brandsweets.com/colors/brands/redfin-com), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #c4423b in 6 real palettes, including Trailhead and Maple, as the accent. Seen in: Trailhead (https://brandsweets.com/palettes/warm#trailhead), Maple (https://brandsweets.com/palettes/warm#maple), Ember (https://brandsweets.com/palettes/bold#ember), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 6 real palettes, including Tim Hortons's brand system and Dunkin''s brand system put Blue beside #c4423b, as the accent. Seen in: Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com), Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), Doordash (https://brandsweets.com/colors/brands/doordash-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com). — https://brandsweets.com/colors/blue
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #c4423b: 4 real palettes, including Diner and Clean Beauty, as the supporting colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Dusk (https://brandsweets.com/palettes/cool#dusk), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 5.01:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9d342f (7.08:1)
- On black (#000000): 4.19:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #c84d46 (4.61:1); AA: background → #f5f5f5 (4.6:1); AAA: text → #d77e79 (7.15:1)

## Brands using this color

- **Casper Sleep** — primary #cc3b31 (Δ 1.751) — https://brandsweets.com/colors/brands/casper-com
- **Aesop** — secondary #ca432f (Δ 1.767) — https://brandsweets.com/colors/brands/aesop-com

## 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/c4423b-c4a39c-62cb9d-2d261f-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: "#c4423b" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.