What Sienna Bluff into Passing

#366594 RGB(54,101,148)

About this color

What Sienna Bluff into Passing is a moderate, medium-dark blue tone, fixed at #366594 in the RGB color space.

#366594RGB(54, 101, 148)

HSL 210° · 47% saturation · 40% lightness

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Psychology

Mid blue dominates corporate and tech branding precisely because it reads as dependable without being cold.

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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, this medium-dark blue is comfortable as brand accents, data visualisation series, and illustrative elements. Its middle lightness gives it presence on both white and dark backgrounds.

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Colour pairings

For palette building, 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
What Sienna Bluff into Passing
HEX
#366594
RGB
rgb(54,101,148)
RGB%
rgb(21.2%,39.6%,58%)
HSL
hsl(210,47%,40%)
HSV
hsv(210,64%,58%)
CMYK
cmyk(64,32,0,42)
LAB
lab(42,-1,-31)
LCH
lch(42,31,268)
sRGB
(0.212,0.396,0.58)
HEX8
#366594ff
CSS Name
Decimal
054101148

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Color variants

Color info

Lightness
40%
Saturation
47%
Hue
210°
Chroma
31
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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