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Aristocratic Cuì

#55a039
Notes

Aristocratic Cuì (#55A039) is a true green 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 (104°, 47%, 43%) 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 violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#55a039
RGB
rgb(85, 160, 57)
HSL
hsl(104, 47%, 43%)
HWB
hwb(104 22% 37%)
OKLCH
oklch(63.5% 0.157 138.3)
P3
color(display-p3 0.4060 0.6204 0.2812)
HSV
hsv(104, 64%, 63%)
LAB
lab(59.31% -42.61 45.21)
LCH
lch(59.31% 62.12 133.30)
CMYK
cmyk(47%, 0%, 64%, 37%)

Etymology

Aristocratic
adjective

Greek aristokratía, rule by the best — adjectival suffix -ic. As a color modifier, aristocratic implies a saturated-and-noble-and-hereditary quality, the deep-rich color of pre-modern European aristocracy hereditary-class livery-and-armorial-bearings. Sits at the bold-and-aristocratic end of the grid, parallel to patrician and lordly.

Cuì
noun

The Chinese word for kingfisher — and the saturated blue-green of kingfisher feathers used in classical Chinese cuì-yū (kingfisher feather) imperial ornament. The color refers to a polished fei-cuì (jadeite-cuì) bangle: a saturated, slightly cool deep blue-green with the satin finish of imperial-grade jade.

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.

#55a039
Original
#a5932d
Protanopia
#9b8c41
Deuteranopia
#509b8a
Tritanopia
#898989
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
3.24:1
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
6.47:1

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
##55A039
Display P3
Display P3
color(display-p3 0.4060 0.6204 0.2812)
P3 has subtle headroomOKLCH chroma 0.157

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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