#633d38 - Otis Madeira color

A deep, muted chestnut with warm red undertones, this color reads as an earthy, sophisticated brown-berry hue. It evokes weathered leather, dark mahogany, and cocoa with a gentle vintage warmth. Subtle desaturation keeps it restrained and elegant rather than bright, lending cozy, autumnal, and grounded character. It pairs beautifully with cream, olive, mustard, navy, or burnished brass for contrast, making it well suited to interiors, textiles, branding, and packaging where a mature, comforting, and slightly rustic mood is desired.

#633d38 color RGB value is 99, 61, 56, and the CMYK value is 0.00, 0.384, 0.434, 0.612. Alternative names for that color are: otis madeira, gray, dimgray, congo brown, eggplant, indigo.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	99, 61, 56	rgb(99, 61, 56)
CMYK	0.00, 0.384, 0.434, 0.612	-
sRGB	0.388, 0.239, 0.220	rgb(38.8%, 23.9%, 22%)
Adobe® 98 RGB compatible	0.355, 0.248, 0.231	color(a98-rgb, 0.355, 0.248, 0.231)
HCT	25.9, 20.6, 30.1	color(--hct, 25.9, 14.2%, 30.1%)
HSL	6.98, 27.7, 30.4	hsl(6.98, 27.7%, 30.4%)
HSV	6.98, 43.4, 38.8	color(--hsv, 6.98, 43.4%, 38.8%)
HWB	6.98, 22.0, 61.2	hwb(6.98, 22%, 61.2%)
Lab	30.3, 16.7, 10.4	lab(30.3%, 16.7, 10.4)
P3	0.367, 0.246, 0.225	color(display-p3, 0.367, 0.246, 0.225)
XYZ D50	0.0780, 0.0636, 0.0345	color(xyz-d50, 0.078, 0.064, 0.035)