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Resounding Gorm

#55811d
Notes

Resounding Gorm (#55811D) is a deep lime 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 (86°, 63%, 31%) places it in the balanced 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 indigo. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#55811d
RGB
rgb(85, 129, 29)
HSL
hsl(86, 63%, 31%)
HWB
hwb(86 11% 49%)
OKLCH
oklch(55.1% 0.136 130.9)
P3
color(display-p3 0.3714 0.5013 0.1850)
HSV
hsv(86, 78%, 51%)
LAB
lab(49.15% -31.28 46.07)
LCH
lch(49.15% 55.69 124.17)
CMYK
cmyk(34%, 0%, 78%, 49%)

Etymology

Resounding
adjective

Latin resonāre, to echo back — present-participle of resound. As a color modifier, resounding implies a saturated-and-echoing-and-imposing quality where the hue reverberates visually like a cathedral-bell ring. Sits at the bold-and-resonant end of the grid, parallel to resonant and booming in usage.

Gorm
noun

The Irish word that historically spans both blue and green — gorm is the gray-green of stormy Atlantic seas, the soft green of Irish hillsides, and the deep blue of the Tír gorm (deep blue land). The color refers to an Irish hillside in fog: a soft, slightly muted gray-green with the matte finish of mist-shrouded grass.

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.

#55811d
Original
#877707
Protanopia
#817427
Deuteranopia
#577b6e
Tritanopia
#707070
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).
AAon White
4.62:1
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
4.54:1

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
##55811D
Display P3
Display P3
color(display-p3 0.3714 0.5013 0.1850)
P3 has subtle headroomOKLCH chroma 0.136

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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