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Buttressed Pallas Forest

#1c8c1f
Notes

Buttressed Pallas Forest (#1C8C1F) 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 (122°, 67%, 33%) 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
#1c8c1f
RGB
rgb(28, 140, 31)
HSL
hsl(122, 67%, 33%)
HWB
hwb(122 11% 45%)
OKLCH
oklch(55.9% 0.173 143.1)
P3
color(display-p3 0.2627 0.5410 0.1953)
HSV
hsv(122, 80%, 55%)
LAB
lab(50.80% -51.10 46.29)
LCH
lch(50.80% 68.95 137.83)
CMYK
cmyk(80%, 0%, 78%, 45%)

Etymology

Buttressed
adjective

Old French bouterez, thrusting-mass — past-participle of buttress, derived from bouter (to thrust). As a color modifier, buttressed implies a saturated-and-architecturally-supported quality, the deep-rich color of Gothic-Cathedral flying-buttress-and-rib-vault stone-architecture. Sits at the bold-and-fortified end of the grid, parallel to fortified and reinforced.

Pallas
modifier

Greek Παλλάς, epithet-of-Athena. As a color modifier, pallas implies an asteroid-and-Athena-warrior-maiden quality, the visual register of Pallas-asteroid-and-Athena-warrior hand-asteroid-and-Athena-warrior-maiden Pallas-asteroid-and-Athena-warrior-and-Olbers-discovery pallas-and-asteroid-and-Athena-warrior-maiden surfaces under Pallas-asteroid-and-Athena-warrior-and-Olbers-discovery asteroid-belt-and-Athenian-Acropolis warrior-goddess-light. Sits at the modifier-and-cosmic end of the grid, parallel to ceres and vesta 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.

#1c8c1f
Original
#8f7e06
Protanopia
#83762b
Deuteranopia
#008877
Tritanopia
#6c6c6c
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
4.36:1
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
4.82:1

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
##1C8C1F
Display P3
Display P3
color(display-p3 0.2627 0.5410 0.1953)
P3 has subtle headroomOKLCH chroma 0.173

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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