Source note for the color models used in clothing/color analysis work: HSB/HSV (digital) and Munsell HVC (color-analysis standard), how they map, and their limits. Applied practically in Color & Skin Tone.
HSB / HSV — the digital standard
HSB and HSV are the same model — B(rightness) and V(alue) are synonyms; Photoshop says HSB, most other software says HSV. It’s what color pickers, CSS tooling, and design software expose.
- H — Hue (0–360°): which color family — position on the color wheel. 0°=red, 60°=yellow, 120°=green, 180°=cyan, 240°=blue, 300°=magenta, wrapping back to red at 360°. Carries temperature: reds/oranges/yellows read warm, cyans/blues read cool.
- S — Saturation (0–100%): intensity vs grayness. 100% = pure/vivid; 0% = achromatic (a gray). Muted, dusty colors sit low; neons sit high.
- B/V — Brightness/Value (0–100%): how light or dark. 0% = black regardless of H/S; 100% = the fullest version of the hue (or white when S=0).
Munsell HVC — the color-analysis standard
Personal color analysis (including seasonal analysis) is built on the Munsell system’s three axes. Same three ideas, different names and calibration:
- Hue: color family → in analysis, read as warm/cool temperature.
- Value: light ↔ dark (not “worth” — a common terminology trip-up).
- Chroma: intense ↔ grayed/muted (analysis reads this as bright vs soft/muted coloring).
Mapping between them
| Munsell (analysis) | HSB/HSV (digital) | Fidelity |
|---|---|---|
| Hue | H | essentially the same idea |
| Chroma | S (saturation) | approximate |
| Value | B/V (brightness) | approximate |
The approximations matter at the edges:
- B does not track perceived lightness across hues. A fully saturated yellow and a fully saturated blue can share B=100% while the yellow looks far lighter to the eye. When comparing darkness across hue families, trust the eye over the number; within a hue family, B comparisons are fine.
- Munsell chroma is perceptually scaled; HSB saturation is a simple RGB ratio. Fine for coarse screening (“is this muted or neon?”), not for precise perceptual claims.
- HSL is a different model from HSB/HSV despite sharing letters — HSL’s L puts pure hues at 50% lightness (white at 100%), whereas HSB’s B puts pure hues at 100%. CSS uses HSL; don’t mix the numbers up.
- The perceptually rigorous digital model is CIELAB (and friends like OKLCH), which is what actual color-difference measurement uses. Overkill for wardrobe screening.
Use in personal color analysis
Analysts assess a person’s natural coloring on the three Munsell axes — hue → warm or cool, value → light or dark, chroma → bright or muted — and match clothing with the same properties. Season/palette assignment is a trained visual judgment, not a lab measurement; reading HSB numbers off a product image (as done in Color & Skin Tone) is a useful numeric screening heuristic for the same three questions, with natural-light testing on the actual garment as the final arbiter.
Related
- Color & Skin Tone — the applied version: interpreting HSB against a specific complexion
- Obsidian Styling — rendering color chips for these values in notes