Certain Alcove up the Dividing

#42475a RGB(66,71,90)

About this color

Certain Alcove up the Dividing settles into a dark blue territory with a muted quality that feels cool — captured at #42475a, RGB(66, 71, 90).

#42475aRGB(66, 71, 90)

HSL 228° · 15% saturation · 31% lightness

🧠

Psychology

In its darkest registers blue becomes serious and introspective: trustworthy, professional, slightly austere.

🏛️

History

The ancient Egyptians were among the first to produce blue pigment artificially — Egyptian blue, made from copper and sand, coloured the walls of pharaonic tombs.

✏️

Design use

From a design perspective, this shade excels as a background for light-coloured text, as a deep accent stripe, or as an anchoring tone in dark-mode interfaces. It pairs naturally with off-whites, warm creams, and metallic highlights.

🎭

Colour pairings

Looking at colour relationships, this blue pairs naturally with warm neutrals — tawny beiges, soft terracottas, aged brass — which amplify its cool character by contrast. Analogous blue-violets and blue-greens give a more cohesive, tonal result.

⚖️ Contrast checker👁 Colour blindness🌈 Gradient🎨 Colour mixer

Color Categories

Color formats

Name
Certain Alcove up the Dividing
HEX
#42475a
RGB
rgb(66,71,90)
RGB%
rgb(25.9%,27.8%,35.3%)
HSL
hsl(228,15%,31%)
HSV
hsv(228,27%,35%)
CMYK
cmyk(27,21,0,65)
LAB
lab(30,3,-12)
LCH
lch(30,12,284)
sRGB
(0.259,0.278,0.353)
HEX8
#42475aff
CSS Name
Decimal
066071090

Similar colors

Color variants

Color info

Lightness
31%
Saturation
15%
Hue
228°
Chroma
12
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

Share