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Unyielding Gnome Forest

#378b21
Notes

Unyielding Gnome Forest (#378B21) 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 (108°, 62%, 34%) 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 violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#378b21
RGB
rgb(55, 139, 33)
HSL
hsl(108, 62%, 34%)
HWB
hwb(108 13% 45%)
OKLCH
oklch(56.4% 0.162 140.0)
P3
color(display-p3 0.3080 0.5380 0.2003)
HSV
hsv(108, 76%, 55%)
LAB
lab(51.14% -45.11 46.11)
LCH
lch(51.14% 64.51 134.37)
CMYK
cmyk(60%, 0%, 76%, 45%)

Etymology

Unyielding
adjective

Old English un- (negation) plus gildan (to give-up). As a color modifier, unyielding implies a saturated-and-uncompromising quality where the hue refuses to fade-or-shift under any visual pressure. Sits at the bold-and-resilient end of the grid, parallel to indomitable and adamant in usage.

Gnome
modifier

Latin gnomus, earth-elemental-of-Paracelsus. As a color modifier, gnome implies an earth-elemental-and-subterranean-and-mining quality, the visual register of Paracelsian-gnome-and-Alpine-mining-folk hand-earth-elemental-and-subterranean-and-mining Paracelsian-gnome-and-Alpine-mining-folk-and-Renaissance-occult gnome-and-earth-elemental-and-subterranean surfaces under Paracelsian-gnome-and-Alpine-mining-folk-and-Renaissance-occult Alpine-mountain-and-mine-shaft underground-elemental-light. Sits at the modifier-and-myth end of the grid, parallel to sprite and pixie in usage.

Forest
noun

The dense canopy of a temperate or tropical woodland — oak, beech, pine, eucalyptus, mahogany — wherever leaves close above to filter the light below. Forest green refers to the average reflectance of a healthy mid-summer canopy seen from below: a saturated, slightly muted green with the matte finish of layered chlorophyll. Deeper than fern, cooler than olive, with the ecological weight of a word that has named every wooded biome on Earth.

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.

#378b21
Original
#8f7e0b
Protanopia
#85772c
Deuteranopia
#2c8677
Tritanopia
#717171
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
4.31:1
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
4.88:1

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
##378B21
Display P3
Display P3
color(display-p3 0.3080 0.5380 0.2003)
P3 has subtle headroomOKLCH chroma 0.162

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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