# #b10271

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

## Values

- Hex: `#b10271`
- RGB: rgb(177, 2, 113)
- HSL: hsl(322, 98%, 35%)
- OKLCH: oklch(0.501 0.207 351.3)
- Relative luminance: 0.1058
- Nearest named color: Botticelli (#b70272, Δ 1.274) — https://brandsweets.com/colors/botticelli
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/b10271

## Tints & shades

- Tints (toward white): #cf0284, #f2029a, #fd17a8, #fd35b4, #fd58c1, #fe77cc, #fe95d7, #feb3e3, #ffd7f0, #fff5fb
- Shades (toward black): #a20267, #92015d, #830154, #74014a, #650140, #510133, #42012a, #320120, #230017, #14000d

## Harmonies

- Complementary: #02b142
- Analogous: #9902b1, #b10219
- Triadic: #71b102, #0271b1
- Split-complementary: #19b102, #02b199
- Tetradic: #b19902, #02b142, #0219b1

## Colors that go with #b10271

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 #b10271's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Nintendo (https://brandsweets.com/colors/brands/nintendo-com), The Ordinary (https://brandsweets.com/colors/brands/theordinary-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #b10271: 5 real palettes, including Chase's brand system and Ulta Beauty's brand system, as the lead colour. Seen in: Chase (https://brandsweets.com/colors/brands/chase-com), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Peacock (https://brandsweets.com/palettes/vivid#peacock), Nissan (https://brandsweets.com/colors/brands/nissanusa-com). — https://brandsweets.com/colors/denim
- **Sea Green** #2e8b57 [harmony: complementary] — Sea Green sits directly opposite #b10271 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/seagreen
- **Forest Green** #228b22 [harmony, pool: split] — Forest Green is a split-complement of #b10271: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/forestgreen
- **Taupe** #483c32 [pool] — Taupe is paired with #b10271 in 3 real palettes, including Dunkin''s brand system and AT&T's brand system, as the lead colour. Seen in: Dunkin' (https://brandsweets.com/colors/brands/dunkindonuts-com), AT&T (https://brandsweets.com/colors/brands/att-com), Tommy Hilfiger (https://brandsweets.com/colors/brands/tommy-com). — https://brandsweets.com/colors/taupe
- **Steel Blue** #4682b4 [harmony, pool: triadic] — Steel Blue completes a triad with #b10271 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com). — https://brandsweets.com/colors/steelblue
- **Teal** #008080 [harmony: split] — Teal is a split-complement of #b10271: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/teal
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #b10271: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 6.74:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ac026d (7.04:1)
- On black (#000000): 3.12:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #de028e (4.51:1); AA: background → #d4d4d4 (4.55:1); AAA: text → #fd4ebd (7:1)

## 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/b10271-c19fb1-6ecb62-2d1f22-f0e9f1?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: "#b10271" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.