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Sanitary Lavender

#3b438a
Notes

Sanitary Lavender (#3B438A) is a true blue 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 (234°, 40%, 39%) 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 amber. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#3b438a
RGB
rgb(59, 67, 138)
HSL
hsl(234, 40%, 39%)
HWB
hwb(234 23% 46%)
OKLCH
oklch(41.5% 0.117 275.3)
P3
color(display-p3 0.2373 0.2618 0.5233)
HSV
hsv(234, 57%, 54%)
LAB
lab(31.30% 18.82 -40.77)
LCH
lch(31.30% 44.90 294.78)
CMYK
cmyk(57%, 51%, 0%, 46%)

Etymology

Sanitary
adjective

Latin sānitās, health — adjectival suffix -ary. As a color modifier, sanitary implies a clear-and-clean-and-medical quality, the crisp color of Bauhaus-and-Modern clinical-and-hospital interior-architecture white-tile-and-stainless-steel surfaces. Sits at the crisp-and-clean end of the grid, parallel to hygienic and sterile in usage.

Lavender
noun

Lavandula angustifolia, the Mediterranean shrub cultivated since Roman times for fragrance and ornament — the symbol of Provence's Plateau de Valensole, where July fields look painted. The color refers to a fresh lavender flower spike at peak bloom: a soft, slightly muted pale blue-violet with the matte finish of small clustered florets. Lighter than periwinkle, cooler than mauve, with the aromatic weight of essential oil and dried sachet alike.

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.

#3b438a
Original
#1f4d8d
Protanopia
#134688
Deuteranopia
#105360
Tritanopia
#464646
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).
AAAon White
8.91:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.36:1

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
##3B438A
Display P3
Display P3
color(display-p3 0.2373 0.2618 0.5233)
P3 has subtle headroomOKLCH chroma 0.117

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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