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Patrician Normandy

#378911
Notes

Patrician Normandy (#378911) is a deep green with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (101°, 78%, 30%) places it in the highly saturated band at a dark lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#378911
RGB
rgb(55, 137, 17)
HSL
hsl(101, 78%, 30%)
HWB
hwb(101 7% 46%)
OKLCH
oklch(55.7% 0.167 138.6)
P3
color(display-p3 0.3052 0.5303 0.1675)
HSV
hsv(101, 88%, 54%)
LAB
lab(50.39% -45.31 50.34)
LCH
lch(50.39% 67.72 131.99)
CMYK
cmyk(60%, 0%, 88%, 46%)

Etymology

Patrician
adjective

Latin patrīcius, of the noble class — derived from pater (father). As a color modifier, patrician implies a saturated-and-aristocratic-and-Roman-Republic quality, the deep-rich color of Roman-Patrician-class toga and senatorial-livery hereditary-aristocratic dress. Sits at the bold-and-aristocratic end of the grid, parallel to senatorial and imperial.

Normandy
noun

The French northwestern region — and the saturated green of Pays d'Auge apple-orchard country and the rolling green hills of the bocage Normand. Normandy refers to a Norman countryside in late spring: a saturated, slightly cool deep yellow-green with the matte finish of well-watered dairy pasture.

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.

#378911
Original
#8d7c00
Protanopia
#837522
Deuteranopia
#2e8474
Tritanopia
#6f6f6f
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
4.42:1
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
4.75:1

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
##378911
Display P3
Display P3
color(display-p3 0.3052 0.5303 0.1675)
P3 has subtle headroomOKLCH chroma 0.167

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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