#2a407e - Mazarine Blue color

This deep, cool navy leans toward indigo with restrained saturation, producing a dusk-like blue that feels calm, authoritative and slightly moody. Its crisp, cool undertones read as professional and dependable, making it ideal for corporate branding, navigation bars, or editorial accents. It pairs beautifully with warm ochres or soft creams for contrast, and with muted grays for a refined palette. The color reads clearly against white and pale neutrals, conveying stability, quiet confidence, and maritime or evening atmospheres.

#2a407e color RGB value is 42, 64, 126, and the CMYK value is 0.667, 0.492, 0.00, 0.506. Alternative names for that color are: mazarine blue, indigo, darkslateblue, astronaut, midnight blue.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	42, 64, 126	rgb(42, 64, 126)
CMYK	0.667, 0.492, 0.00, 0.506	-
sRGB	0.165, 0.251, 0.494	rgb(16.5%, 25.1%, 49.4%)
Adobe® 98 RGB compatible	0.207, 0.259, 0.483	color(a98-rgb, 0.207, 0.259, 0.483)
HCT	273, 40.9, 28.6	color(--hct, 273, 28.2%, 28.6%)
HSL	224, 50.0, 32.9	hsl(224, 50%, 32.9%)
HSV	224, 66.7, 49.4	color(--hsv, 224, 66.7%, 49.4%)
HWB	224, 16.5, 50.6	hwb(224, 16.5%, 50.6%)
Lab	28.0, 8.16, -38.5	lab(28%, 8.16, -38.5)
P3	0.183, 0.249, 0.478	color(display-p3, 0.183, 0.249, 0.478)
XYZ D50	0.0597, 0.0546, 0.154	color(xyz-d50, 0.06, 0.055, 0.154)