When Copper Alcove across Persisting

#2d258e RGB(45,37,142)

About this color

When Copper Alcove across Persisting settles into a medium-dark blue territory with a vivid quality that feels cool — captured at #2d258e, RGB(45, 37, 142).

#2d258eRGB(45, 37, 142)

HSL 245° · 59% saturation · 35% lightness

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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
When Copper Alcove across Persisting
HEX
#2d258e
RGB
rgb(45,37,142)
RGB%
rgb(17.6%,14.5%,55.7%)
HSL
hsl(245,59%,35%)
HSV
hsv(245,74%,56%)
CMYK
cmyk(68,74,0,44)
LAB
lab(23,37,-57)
LCH
lch(23,68,303)
sRGB
(0.176,0.145,0.557)
HEX8
#2d258eff
CSS Name
Decimal
045037142

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Color variants

Color info

Lightness
35%
Saturation
59%
Hue
245°
Chroma
68
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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