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Pristine Umbria

#a1803f
Notes

Pristine Umbria (#A1803F) is a true amber with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (40°, 44%, 44%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#a1803f
RGB
rgb(161, 128, 63)
HSL
hsl(40, 44%, 44%)
HWB
hwb(40 25% 37%)
OKLCH
oklch(61.8% 0.093 82.5)
P3
color(display-p3 0.6109 0.5069 0.2870)
HSV
hsv(40, 61%, 63%)
LAB
lab(55.46% 4.99 39.49)
LCH
lch(55.46% 39.80 82.80)
CMYK
cmyk(0%, 20%, 61%, 37%)

Etymology

Pristine
adjective

Latin prīstinus, original / former. As a color modifier, pristine implies a clear-and-untouched quality where the hue carries the original-condition visual register without wear or fade. Sits at the crisp-and-clean end of the grid, parallel to unblemished and spotless in usage.

Umbria
noun

The Italian region — and the terra di Siena and terra d'ombra (umber) earth pigments mined there since the Renaissance. Umbria refers to a freshly ground raw umber pigment in oil: a soft, slightly muted warm dark brown with the matte finish of iron-and-manganese earth. Cooler than sienna, deeper than tabacco.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#a1803f
Original
#8e8039
Protanopia
#968841
Deuteranopia
#ae7671
Tritanopia
#828282
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon White
3.70:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.67:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##A1803F
Display P3
Display P3
color(display-p3 0.6109 0.5069 0.2870)
P3 has subtle headroomOKLCH chroma 0.093

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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