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Mighty Glare Forest

#388b18
Notes

Mighty Glare Forest (#388B18) 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 (103°, 71%, 32%) 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
#388b18
RGB
rgb(56, 139, 24)
HSL
hsl(103, 71%, 32%)
HWB
hwb(103 9% 45%)
OKLCH
oklch(56.4% 0.166 139.0)
P3
color(display-p3 0.3101 0.5380 0.1817)
HSV
hsv(103, 83%, 55%)
LAB
lab(51.12% -45.44 49.11)
LCH
lch(51.12% 66.91 132.77)
CMYK
cmyk(60%, 0%, 83%, 45%)

Etymology

Mighty
adjective

Old English mihtig, strong — adjectival suffix -y, sharing root with German mächtig. As a color modifier, mighty implies a saturated-and-strong-presence quality, where the hue commands visual attention through pure pigmentation strength. Sits at the bold-and-saturated end of the grid, parallel to forceful and commanding in tone.

Glare
modifier

Middle English glaren, to-shine-brightly. As a color modifier, glare implies a harsh-and-bright-and-overwhelming quality, the visual register of desert-noon-and-snow-field-glare hand-harsh-and-bright-and-overwhelming desert-noon-and-snow-field-and-salt-flat glared-and-harsh-and-bright-and-overwhelming surfaces under desert-noon-and-snow-field-and-salt-flat overhead-sun-and-snow-blind-and-bleached harsh-noon-light. Sits at the modifier-and-mood end of the grid, parallel to flash and blaze 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.

#388b18
Original
#8f7e00
Protanopia
#857726
Deuteranopia
#2f8676
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
4.87:1

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
##388B18
Display P3
Display P3
color(display-p3 0.3101 0.5380 0.1817)
P3 has subtle headroomOKLCH chroma 0.166

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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