What Munsell Already Is
10YR 4/2 is a coordinate: hue, value, chroma - three values that locate a specific point in a standardized color space. Munsell notation exists because human color language is not consistent. "Brown" means something different to different crew members on different days, in different light.
The code fixes the naming problem. The consultant writes "silty clay, brown (10YR 4/2), medium plasticity, moist" and moves to the next depth interval with an accurate, standardized color record. What the code cannot fix on its own is what happens to it next.
Where the Call Gets Lost
Most Phase II boring log workflows separate the observation from the record by at least one night. The color call is made at the borehole, written on a paper field form, and re-read in the office by someone who was not there - under different light, from field handwriting, days later. If the drafter reads 4/3 where the form says 4/2, the log ships with what the drafter read. Nobody re-pulls the chip book, and the sample in the bag no longer looks like it did at the hole.
Multi-phase investigations compound it. Several mobilizations, multiple field crews, previous phases living in PDF logs and handwritten notes - each crew formatting the color call slightly differently, some with Munsell codes, some without. The record is accurate log by log and inconsistent site to site.
One Entry, Made Once
LOGitEASY does not try to solve this with more color fields. It makes the field call the final record. Soil descriptions on the eForm are built from standardized descriptor menus, and color is one of the entries: the color name, with the Munsell code alongside if you carry a chart - "reddish brown (5YR 4/3)". Entered at the hole, it goes into the project record exactly as called - no paper form, no office re-typing, no second reading under different light.
In the digital data file that comes out the other end, that color text sits in its own column next to plasticity, grading, and moisture - one consistent format across every boring and every crew, instead of a phrasing lottery across field books.
Color is a descriptor, not an analysis layer. Cross-section coloring is keyed to USCS classifications, and the EVS export carries geology layers, USCS codes, depths, and coordinates - the inputs a 3D subsurface model is actually built from.
A Descriptor, Not the Headline
On the geotechnical side of a project, color is usually the least-consulted line of the description - Atterberg limits, blow counts, and the USCS call carry the report. Where a consistent color record earns its keep is environmental work: fill boundaries, staining, the visual cues that get compared across borings and phases. That comparison only works if every log made the call the same way - which is a capture problem, not an analysis problem.
If You Are Matching Chips in the Field
For field consultants not carrying a full Munsell chart, the free Munsell Soil Color Translator converts between chip codes and plain-language color names - no signup, no account required.
Free tool: Munsell soil color calculator (code to soil color name)
2026-07-31
