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Smooth Cayenne

#8b3922
Notes

Smooth Cayenne (#8B3922) is a deep red with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (13°, 61%, 34%) places it in the balanced band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. For a confident two-color system, pair it with its complementary cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#8b3922
RGB
rgb(139, 57, 34)
HSL
hsl(13, 61%, 34%)
HWB
hwb(13 13% 45%)
OKLCH
oklch(45.3% 0.118 36.4)
HSV
hsv(13, 76%, 55%)
LAB
lab(35.07% 33.47 31.15)
LCH
lch(35.07% 45.73 42.94)
CMYK
cmyk(0%, 59%, 76%, 45%)

Etymology

Smooth
adjective

Old English smōþ, level, polished — used as a color modifier since the seventeenth century for hues that read as continuous without texture or break. Smooth tan, smooth gray: moderate saturation combined with optical evenness. Sits in the crisp-bucket alongside even.

Cayenne
noun

Named for the French Guianan capital that exported the peppers, Cayenne is now the generic name for hot dried Capsicum annuum powder. The color refers to fine ground cayenne: a deep, saturated red-orange with the warmth of capsaicin made visible. Brighter than rust, hotter than paprika, with the resinous edge of a spice that registers as both color and burn.

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.

#8b3922
Original
#4f471f
Protanopia
#645920
Deuteranopia
#992734
Tritanopia
#494949
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).
AAAon White
7.76:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.71:1

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