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Phosphorescent Whiskey

#f38b1d
Notes

Phosphorescent Whiskey (#F38B1D) is a true orange with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (31°, 90%, 53%) places it in the highly saturated band at a mid lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. For a confident two-color system, pair it with its complementary azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#f38b1d
RGB
rgb(243, 139, 29)
HSL
hsl(31, 90%, 53%)
HWB
hwb(31 11% 5%)
OKLCH
oklch(73.4% 0.166 59.3)
HSV
hsv(31, 88%, 95%)
LAB
lab(67.74% 32.83 68.36)
LCH
lch(67.74% 75.83 64.35)
CMYK
cmyk(0%, 43%, 88%, 5%)

Etymology

Phosphorescent
adjective

Greek phōsphóros, light-bringer — adjectival suffix -escent. As a color modifier, phosphorescent implies a saturated-and-cool-glow-after-stimulation quality, the bright cool-green-blue color of Cu-doped-ZnS glow-in-the-dark photoluminescent surfaces. Sits at the bright-and-cool end of the grid, parallel to fluorescent and luminous in usage.

Whiskey
noun

The distilled grain spirit — particularly Scotch, Irish, and American whiskies aged in oak barrels. The color refers to a 12-year-old single-malt Scotch in a glass: a soft, slightly red-shifted warm gold-brown with the optical clarity of barrel-aged spirit. Warmer than honey, drier than caramel.

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

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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.

#f38b1d
Original
#ab9600
Protanopia
#c3ae1d
Deuteranopia
#ff7378
Tritanopia
#999999
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).
Failon White
2.46:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
8.52:1

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