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Dominant Cōng

#518f37
Notes

Dominant Cōng (#518F37) 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 (102°, 44%, 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 violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#518f37
RGB
rgb(81, 143, 55)
HSL
hsl(102, 44%, 39%)
HWB
hwb(102 22% 44%)
OKLCH
oklch(58.8% 0.138 137.6)
P3
color(display-p3 0.3757 0.5548 0.2626)
HSV
hsv(102, 62%, 56%)
LAB
lab(53.67% -36.86 39.77)
LCH
lch(53.67% 54.22 132.83)
CMYK
cmyk(43%, 0%, 62%, 44%)

Etymology

Dominant
adjective

Latin dominārī, to rule — present-participle of dominate. As a color modifier, dominant implies a saturated-and-leading quality where the hue claims visual precedence over neighboring colors in the surrounding palette. Sits at the bold-and-imperative end of the grid, parallel to commanding and authoritative.

Cōng
noun

The Chinese word for scallion — and the bright yellow-green of fresh-cut scallion stalks. Cōnglǜ refers to the saturated lime-green of Chinese cooking and traditional textile color. The color refers to a fresh-sliced scallion: a saturated, slightly yellow-shifted green with the satin finish of cut allium tissue.

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.

#518f37
Original
#93842d
Protanopia
#8b7e3e
Deuteranopia
#4e8a7c
Tritanopia
#7b7b7b
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
3.94:1
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
5.33:1

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
##518F37
Display P3
Display P3
color(display-p3 0.3757 0.5548 0.2626)
P3 has subtle headroomOKLCH chroma 0.138

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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