Dependable Atoll between Following

#21019c RGB(33,1,156)

About this color

Dependable Atoll between Following settles into a dark blue territory with a intense quality that feels cool — captured at #21019c, RGB(33, 1, 156).

#21019cRGB(33, 1, 156)

HSL 252° · 99% saturation · 31% lightness

🧠

Psychology

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

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History

In Japanese aesthetics, blue — particularly indigo — has been a central colour for centuries: the slow-dyed textiles of Tokushima remain prized for their depth and permanence.

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Design use

From a design perspective, this shade excels as a primary background in dark themes, a strong border or divider, or a headline colour against a light surface. Combine with lighter tints of the same hue for a cohesive palette.

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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.

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Color Categories

Color formats

Name
Dependable Atoll between Following
HEX
#21019c
RGB
rgb(33,1,156)
RGB%
rgb(12.9%,0.4%,61.2%)
HSL
hsl(252,99%,31%)
HSV
hsv(252,99%,61%)
CMYK
cmyk(79,99,0,39)
LAB
lab(19,55,-72)
LCH
lch(19,91,307)
sRGB
(0.129,0.004,0.612)
HEX8
#21019cff
CSS Name
Decimal
033001156

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Color variants

Color info

Lightness
31%
Saturation
99%
Hue
252°
Chroma
91
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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