The Tarnished Basalt Around Eroding

#03090b RGB(3,9,11)

About this color

The Tarnished Basalt Around Eroding is a deep blue with a vivid character, positioned at #03090b on the color spectrum.

#03090bRGB(3, 9, 11)

HSL 195° · 57% saturation · 3% 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
The Tarnished Basalt Around Eroding
HEX
#03090b
RGB
rgb(3,9,11)
RGB%
rgb(1.2%,3.5%,4.3%)
HSL
hsl(195,57%,3%)
HSV
hsv(195,73%,4%)
CMYK
cmyk(73,18,0,96)
LAB
lab(2,-1,-1)
LCH
lch(2,1,225)
sRGB
(0.012,0.035,0.043)
HEX8
#03090bff
CSS Name
Decimal
003009011

Similar colors

Color variants

Color info

Lightness
3%
Saturation
57%
Hue
195°
Chroma
1
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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