#150f5b - Space Colonization color

An intense, inky indigo leaning strongly toward violet, this shade reads as deep midnight blue with palpable purple undertones. It feels velvety and saturated, cool yet luxurious, suggesting twilight skies and regal fabrics. The color carries a moody, contemplative elegance—excellent for formal branding, sophisticated interiors, or accents against warm metallics. It provides strong contrast with pale neutrals while harmonizing with softer blues and purples, evoking mystery, depth, and quiet refinement.

#150f5b color RGB value is 21, 15, 91, and the CMYK value is 0.769, 0.835, 0.00, 0.643. Alternative names for that color are: space colonization, indigo, midnightblue, lucky point, royal purple.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	21, 15, 91	rgb(21, 15, 91)
CMYK	0.769, 0.835, 0.00, 0.643	-
sRGB	0.0824, 0.0588, 0.357	rgb(8.24%, 5.88%, 35.7%)
Adobe® 98 RGB compatible	0.103, 0.0880, 0.352	color(a98-rgb, 0.103, 0.088, 0.352)
HCT	287, 43.5, 11.0	color(--hct, 287, 30%, 11%)
HSL	245, 71.7, 20.8	hsl(245, 71.7%, 20.8%)
HSV	245, 83.5, 35.7	color(--hsv, 245, 83.5%, 35.7%)
HWB	245, 5.88, 64.3	hwb(245, 5.88%, 64.3%)
Lab	10.1, 24.9, -45.0	lab(10.1%, 24.9, -45)
P3	0.0786, 0.0597, 0.342	color(display-p3, 0.079, 0.06, 0.342)
XYZ D50	0.0201, 0.0114, 0.0753	color(xyz-d50, 0.02, 0.011, 0.075)