Fixed Basin off the Fitting

#3f515a RGB(63,81,90)

About this color

Fixed Basin off the Fitting is a dark blue with a muted character, positioned at #3f515a on the color spectrum.

#3f515aRGB(63, 81, 90)

HSL 200° · 18% saturation · 30% 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
Fixed Basin off the Fitting
HEX
#3f515a
RGB
rgb(63,81,90)
RGB%
rgb(24.7%,31.8%,35.3%)
HSL
hsl(200,18%,30%)
HSV
hsv(200,30%,35%)
CMYK
cmyk(30,10,0,65)
LAB
lab(33,-5,-8)
LCH
lch(33,9,238)
sRGB
(0.247,0.318,0.353)
HEX8
#3f515aff
CSS Name
Decimal
063081090

Similar colors

Color variants

Color info

Lightness
30%
Saturation
18%
Hue
200°
Chroma
9
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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