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Fluorescent Provence

#f89833
Notes

Fluorescent Provence (#F89833) 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°, 93%, 59%) 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
#f89833
RGB
rgb(248, 152, 51)
HSL
hsl(31, 93%, 59%)
HWB
hwb(31 20% 3%)
OKLCH
oklch(76.3% 0.158 61.9)
HSV
hsv(31, 79%, 97%)
LAB
lab(71.32% 28.69 64.40)
LCH
lch(71.32% 70.50 65.99)
CMYK
cmyk(0%, 39%, 79%, 3%)

Etymology

Fluorescent
adjective

Latin fluēre, to flow — adjectival suffix -escent. As a color modifier, fluorescent implies a saturated-and-UV-stimulated-glow quality, the bright color of fluorite-and-ZnS mineral-pigment fluorescent-lamp emission. Sits at the bright-and-cool end of the grid, parallel to phosphorescent and neon in usage.

Provence
noun

The southeastern French region — and the saturated yellow-orange of Provence-style glazed-clay pottery and the saffron grown in the Vaucluse plateau. Provence as a color refers to a Vaucluse saffron field at harvest: a saturated, slightly red yellow-orange with the matte finish of dried Crocus stigmas. Cooler than saffron, warmer than goldenrod.

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.

#f89833
Original
#b6a122
Protanopia
#cdb734
Deuteranopia
#ff8284
Tritanopia
#a5a5a5
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
2.20:1
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
9.53:1

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