#8a99a3 - Thundercat color

This color reads as a soft, muted slate with cool blue-gray tones and a faint green undertone, evoking sea glass or a rain-smoothed pebble. It feels tranquil and sophisticated, suitable for calming interiors, textiles, and branding that seeks understated elegance. It pairs beautifully with crisp white, warm oak, and aged brass for contrast, or with deeper navies and charcoal for a layered, moody palette. Overall, it’s cool, balanced, and versatile, lending subtle refinement without appearing stark.

color #8a99a3

#8a99a3 color RGB value is 138, 153, 163, and the CMYK value is 0.153, 0.0613, 0.00, 0.361. Alternative names for that color are: thundercat, gray, lightslategray, regent gray, manatee, violet.

Color Conversion

Name
Values
CSS
RGB(0-255)
138, 153, 163
rgb(138, 153, 163)
CMYK
0.153, 0.0613, 0.00, 0.361
-
sRGB
0.541, 0.600, 0.639
rgb(54.1% 60% 63.9%)
Adobe® 98 RGB compatible
0.554, 0.594, 0.632
color(a98-rgb 0.554 0.594 0.632)
HCT
233, 13.1, 62.4
color(--hct 233 9.01% 62.4%)
HSL
204, 12.0, 59.0
hsl(204 12% 59%)
HSV
204, 15.3, 63.9
color(--hsv 204 15.3% 63.9%)
HWB
204, 54.1, 36.1
hwb(204 54.1% 36.1%)
Lab
62.3, -3.93, -7.17
lab(62.3 -3.93 -7.17)
P3
0.552, 0.598, 0.635
color(display-p3 0.552 0.598 0.635)
XYZ D50
0.286, 0.307, 0.296
color(xyz-d50 0.286 0.307 0.296)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#8a99a3
RGB:138 153 163
HSL:204deg 11.96% 59.02%
HEX:#a3948a
RGB:163 148 138
HSL:24deg 11.96% 59.02%

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