The Atoll before Solid Guarding

#21019d RGB(33,1,157)

About this color

The Atoll before Solid Guarding occupies the dark, intense end of the blue spectrum, defined by its coordinates #21019d — RGB(33, 1, 157).

#21019dRGB(33, 1, 157)

HSL 252° · 99% saturation · 31% lightness

🧠

Psychology

Dark blues project authority, depth and reliability — the colour of deep water, the night sky, and tailored suits.

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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

Practically speaking, this deep blue is most at home 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

When it comes to colour harmony, complement this blue with amber and warm orange for high-contrast energy, or stay within blue-green and violet neighbours for a serene, cohesive feel.

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Color Categories

Color formats

Name
The Atoll before Solid Guarding
HEX
#21019d
RGB
rgb(33,1,157)
RGB%
rgb(12.9%,0.4%,61.6%)
HSL
hsl(252,99%,31%)
HSV
hsv(252,99%,62%)
CMYK
cmyk(79,99,0,38)
LAB
lab(19,55,-73)
LCH
lch(19,91,307)
sRGB
(0.129,0.004,0.616)
HEX8
#21019dff
CSS Name
Decimal
033001157

Similar colors

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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