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Aristocratic Cadmium

#dd5c17
Notes

Aristocratic Cadmium (#DD5C17) is a true orange with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (21°, 81%, 48%) 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
#dd5c17
RGB
rgb(221, 92, 23)
HSL
hsl(21, 81%, 48%)
HWB
hwb(21 9% 13%)
OKLCH
oklch(63.1% 0.177 43.2)
HSV
hsv(21, 90%, 87%)
LAB
lab(55.17% 47.50 59.19)
LCH
lch(55.17% 75.89 51.25)
CMYK
cmyk(0%, 58%, 90%, 13%)

Etymology

Aristocratic
adjective

Greek aristokratía, rule by the best — adjectival suffix -ic. As a color modifier, aristocratic implies a saturated-and-noble-and-hereditary quality, the deep-rich color of pre-modern European aristocracy hereditary-class livery-and-armorial-bearings. Sits at the bold-and-aristocratic end of the grid, parallel to patrician and lordly.

Cadmium
noun

The metallic element Cd — and cadmium orange, the cadmium-sulfoselenide pigment introduced in the 1840s as a more lightfast alternative to chrome and lead pigments. The color refers to fresh cadmium-orange paint in oil: a saturated, slightly red orange with the matte finish of mineral pigment in linseed oil. Brighter than chrome.

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.

#dd5c17
Original
#817203
Protanopia
#a18f0e
Deuteranopia
#f33b50
Tritanopia
#727272
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
3.74:1
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
5.62:1

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