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Pulsing Topazio

#fbb04c
Notes

Pulsing Topazio (#FBB04C) 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 (34°, 96%, 64%) 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
#fbb04c
RGB
rgb(251, 176, 76)
HSL
hsl(34, 96%, 64%)
HWB
hwb(34 30% 2%)
OKLCH
oklch(81.1% 0.143 70.8)
HSV
hsv(34, 70%, 98%)
LAB
lab(77.33% 18.41 60.19)
LCH
lch(77.33% 62.95 73.00)
CMYK
cmyk(0%, 30%, 70%, 2%)

Etymology

Pulsing
adjective

The progressive participle of pulse, to throb. Used as a color modifier for hues that read as if they were alternating between two states of luminance — the vibration of a high-saturation color against a contrasting background. Sits in the bright-bucket center alongside electric, with the implication of optical motion rather than static luminance.

Topazio
noun

The Italian word for topaz — used in Renaissance jewelry vocabulary and Italian fashion writing for the warm gold-yellow of imperial topaz. The color refers to a faceted Italian-cut topazio: a saturated, slightly cool deep gold-yellow with the gem's signature internal warmth. The Italian cousin of topaz.

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.

#fbb04c
Original
#cab440
Protanopia
#dbc64f
Deuteranopia
#ff9d9b
Tritanopia
#b9b9b9
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
1.84:1
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
11.42:1

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