# #a21013

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

## Values

- Hex: `#a21013`
- RGB: rgb(162, 16, 19)
- HSL: hsl(359, 82%, 35%)
- OKLCH: oklch(0.454 0.177 27.5)
- Relative luminance: 0.081
- Nearest named color: Bleeding Crimson (#9b1414, Δ 1.438) — https://brandsweets.com/colors/bleeding-crimson
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/a21013

## Tints & shades

- Tints (toward white): #be1316, #df1619, #ea2a2d, #ed4548, #f06668, #f38284, #f59e9f, #f8b9ba, #fbdada, #fef6f6
- Shades (toward black): #950f11, #870d0f, #790c0e, #6b0b0c, #5d090b, #4a0708, #3c0607, #2e0505, #200304, #130202

## Harmonies

- Complementary: #10a2a0
- Analogous: #a2105c, #a25710
- Triadic: #13a210, #1013a2
- Split-complementary: #10a257, #105ca2
- Tetradic: #5ca210, #10a2a0, #5710a2

## Colors that go with #a21013

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

- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #a21013 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Bose (https://brandsweets.com/colors/brands/bose-com), Behance (https://brandsweets.com/colors/brands/behance-net), Chase (https://brandsweets.com/colors/brands/chase-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #a21013 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Saffron (https://brandsweets.com/palettes/warm#saffron). — https://brandsweets.com/colors/teal
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Woodsmoke and BrandSweets's brand system put Champagne beside #a21013, 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
- **Crimson** #dc143c [pool] — Crimson is paired with #a21013 in 6 real palettes, including State Farm's brand system and Wendy's's brand system, as the lead colour. Seen in: State Farm (https://brandsweets.com/colors/brands/statefarm-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Vodafone (https://brandsweets.com/colors/brands/vodafone-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a21013: 6 real palettes, including State Farm's brand system and Campbell's's brand system, as the accent. Seen in: State Farm (https://brandsweets.com/colors/brands/statefarm-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com), AT&T (https://brandsweets.com/colors/brands/att-com). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #a21013 in 4 real palettes, including Fireside and Candlelight, as the accent. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Harvest (https://brandsweets.com/palettes/warm#harvest). — https://brandsweets.com/colors/goldenrod
- **Sienna** #a0522d [harmony, pool: analogous] — Sienna is #a21013's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Harvest (https://brandsweets.com/palettes/warm#harvest), Aesop (https://brandsweets.com/colors/brands/aesop-com). — https://brandsweets.com/colors/sienna
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a21013: 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). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 8.02:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.62:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #e8171a (4.57:1); AA: background → #c2c2c2 (4.5:1); AAA: text → #f16f71 (7.25:1); AAA: background → #f0f0f0 (7.03:1)

## Brands using this color

- **State Farm** — secondary #a11b13 (Δ 0.944) — https://brandsweets.com/colors/brands/statefarm-com

## 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/a21013-c4a09c-62cb96-2d251f-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: "#a21013" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.