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Voluptuous Kuri

#c7780e
Notes

Voluptuous Kuri (#C7780E) 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 (34°, 87%, 42%) 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
#c7780e
RGB
rgb(199, 120, 14)
HSL
hsl(34, 87%, 42%)
HWB
hwb(34 5% 22%)
OKLCH
oklch(64.4% 0.141 64.7)
HSV
hsv(34, 93%, 78%)
LAB
lab(57.67% 24.24 61.88)
LCH
lch(57.67% 66.46 68.61)
CMYK
cmyk(0%, 40%, 93%, 22%)

Etymology

Voluptuous
adjective

Latin voluptuōsus, pleasurable — derived from voluptās (pleasure). As a color modifier, voluptuous implies a saturated-and-rich-and-curving-sensual quality, the deep-rich color of Rubens-and-Boucher baroque-and-rococo flesh-and-fabric tonality. Sits at the bold-and-saturated end of the grid, parallel to lush and plush in tone.

Kuri
noun

The Japanese chestnut — Castanea crenata — a culinary and ornamental tree across Japan. Kuri-iro (chestnut color) refers to the warm brown of roasted chestnut shells. The color refers to freshly roasted kuri in autumn: a soft, slightly muted warm brown with the matte finish of toasted nut. Drier than caramel, warmer than walnut.

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.

#c7780e
Original
#917f00
Protanopia
#a49211
Deuteranopia
#da6566
Tritanopia
#818181
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
3.43:1
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
6.12:1

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