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Flashing Cuoio

#d1b228
Notes

Flashing Cuoio (#D1B228) is a true amber with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (49°, 68%, 49%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary blue. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#d1b228
RGB
rgb(209, 178, 40)
HSL
hsl(49, 68%, 49%)
HWB
hwb(49 16% 18%)
OKLCH
oklch(76.9% 0.148 95.3)
HSV
hsv(49, 81%, 82%)
LAB
lab(73.25% -2.07 68.22)
LCH
lch(73.25% 68.25 91.74)
CMYK
cmyk(0%, 15%, 81%, 18%)

Etymology

Flashing
adjective

Old English flasch, flash — present-participle of flash. As a color modifier, flashing implies a saturated-and-rapid-on-off quality, the bright color of emergency-vehicle and photographic-flash light-burst surfaces. Sits at the bright-and-flashing end of the grid, parallel to coruscating and flickering in usage.

Cuoio
noun

The Italian word for leather — used in fashion vocabulary for the warm brown of vegetable-tanned cowhide. Cuoio-color is the standard for Italian saddle and shoe leather. The color refers to a freshly oiled vegetable-tanned cuoio: a warm, slightly muted brown with the satin finish of finished leather. The Italian cousin of tan and cognac.

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.

#d1b228
Original
#c5ae00
Protanopia
#cdb832
Deuteranopia
#e2a399
Tritanopia
#afafaf
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
2.08:1
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
10.11:1

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