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Suffocating Wintergreen

#1d3123
Notes

Suffocating Wintergreen (#1D3123) is a deep 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 (138°, 26%, 15%) places it in the muted band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#1d3123
RGB
rgb(29, 49, 35)
HSL
hsl(138, 26%, 15%)
HWB
hwb(138 11% 81%)
OKLCH
oklch(29.1% 0.036 153.2)
P3
color(display-p3 0.1312 0.1901 0.1416)
HSV
hsv(138, 41%, 19%)
LAB
lab(18.27% -11.83 6.43)
LCH
lch(18.27% 13.47 151.46)
CMYK
cmyk(41%, 0%, 29%, 81%)

Etymology

Suffocating
adjective

Latin suffocāre, to choke — present-participle of suffocate. As a color modifier, suffocating implies a deep-and-overwhelming-and-pressing quality where the hue overwhelms the eye's capacity to discern surface detail. Sits at the deep-and-overwhelming end of the grid, parallel to smothering with breath-restricting register.

Wintergreen
noun

Gaultheria procumbens, the low-growing evergreen of North American forest floors whose leaves and red berries flavor candy and toothpaste with methyl salicylate. The color refers to fresh wintergreen leaves on the forest floor: a saturated, slightly muted green with the matte finish of small leathery foliage. Cooler than mint, warmer than spruce, with the cold-air association of a plant that stays green through snow.

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.

#1d3123
Original
#312e22
Protanopia
#2e2c24
Deuteranopia
#1a302d
Tritanopia
#2c2c2c
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
13.85:1
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
1.52:1

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
##1D3123
Display P3
Display P3
color(display-p3 0.1312 0.1901 0.1416)
Inside sRGBOKLCH chroma 0.036

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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