#3f425a - Amphystine color

Deep, muted slate with cool undertones, this color reads as a subdued indigo-gray—rich but restrained. It evokes a moody, sophisticated atmosphere, pairing well with warm creams, mustard accents, and soft blush for contrast. In design it functions as a strong, elegant background or an anchor tone for typography and accents, offering good readability with bright neutrals and metallic gold. Use it for modern interiors, editorial layouts, or fashion pieces seeking quiet refinement.

Color Conversion

Name
Values
CSS
RGB(0-255)
63, 66, 90
rgb(63, 66, 90)
CMYK
0.300, 0.267, 0.00, 0.647
-
sRGB
0.247, 0.259, 0.353
rgb(24.7% 25.9% 35.3%)
Adobe® 98 RGB compatible
0.259, 0.266, 0.351
color(a98-rgb 0.259 0.266 0.351)
HCT
280, 19.0, 28.6
color(--hct 280 13.1% 28.6%)
HSL
233, 17.6, 30.0
hsl(233 17.6% 30%)
HSV
233, 30.0, 35.3
color(--hsv 233 30% 35.3%)
HWB
233, 24.7, 64.7
hwb(233 24.7% 64.7%)
Lab
28.5, 3.45, -14.8
lab(28.5 3.45 -14.8)
P3
0.249, 0.258, 0.346
color(display-p3 0.249 0.258 0.346)
XYZ D50
0.0573, 0.0563, 0.0790
color(xyz-d50 0.057 0.056 0.079)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#3f425a
RGB:63 66 90
HSL:233.33deg 17.65% 30%
HEX:#5a573f
RGB:90 87 63
HSL:53.33deg 17.65% 30%

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