The Sustained Arch off Rounding

#664340 RGB(102,67,64)

About this color

The Sustained Arch off Rounding is a dark red with a muted character, positioned at #664340 on the color spectrum.

#664340RGB(102, 67, 64)

HSL 5° · 23% saturation · 33% lightness

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Psychology

In its darker registers red becomes serious: ambition, gravitas, and a certain controlled intensity.

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History

Red ochre is among the oldest pigments used by humans — found in cave paintings dating back over 70,000 years, suggesting an early and enduring fascination with this hue.

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Design use

From a design perspective, this shade excels as a grounding element in print design — covers, footers, section dividers. On screen it suits dashboards and interfaces where a serious tone matters.

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Colour pairings

Looking at colour relationships, this red sits opposite blue-green on the colour wheel — that tension creates visual energy. For calmer pairings, warm greys and off-whites let it breathe.

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Color Categories

Color formats

Name
The Sustained Arch off Rounding
HEX
#664340
RGB
rgb(102,67,64)
RGB%
rgb(40%,26.3%,25.1%)
HSL
hsl(5,23%,33%)
HSV
hsv(5,37%,40%)
CMYK
cmyk(0,34,37,60)
LAB
lab(32,15,8)
LCH
lch(32,17,28)
sRGB
(0.4,0.263,0.251)
HEX8
#664340ff
CSS Name
Decimal
102067064

Similar colors

Color variants

Color info

Lightness
33%
Saturation
23%
Hue
Chroma
17
Temperature
WarmCool
Contrast Preview
The quick brown fox jumps over the lazy dog

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