#878d91 - Oslo Grey color

A balanced mid-tone gray with cool blue undertones, this color reads as a soft slate or smoky pewter. It feels sophisticated and calm, with a muted, slightly metallic quality that works well in contemporary interiors, textiles, and branding. Subtle enough to act as a neutral backdrop yet rich enough to convey depth, it pairs beautifully with warm woods, brass accents, deep navy, or soft pastels for restrained, elegant palettes.

color #878d91

#878d91 color RGB value is 135, 141, 145, and the CMYK value is 0.0690, 0.0276, 0.00, 0.431. Alternative names for that color are: oslo grey, gray, oslo gray, violet.

Color Conversion

Name
Values
CSS
RGB(0-255)
135, 141, 145
rgb(135, 141, 145)
CMYK
0.0690, 0.0276, 0.00, 0.431
-
sRGB
0.529, 0.553, 0.569
rgb(52.9%, 55.3%, 56.9%)
Adobe® 98 RGB compatible
0.532, 0.548, 0.563
color(a98-rgb, 0.532, 0.548, 0.563)
HCT
229, 6.80, 58.3
color(--hct, 229, 4.69%, 58.3%)
HSL
204, 4.35, 54.9
hsl(204, 4.35%, 54.9%)
HSV
204, 6.90, 56.9
color(--hsv, 204, 6.9%, 56.9%)
HWB
204, 52.9, 43.1
hwb(204, 52.9%, 43.1%)
Lab
58.2, -1.66, -2.94
lab(58.2%, -1.66, -2.94)
P3
0.534, 0.552, 0.567
color(display-p3, 0.534, 0.552, 0.567)
XYZ D50
0.249, 0.262, 0.231
color(xyz-d50, 0.249, 0.262, 0.231)

Shades

Steps:
Color Space:
Hue Interpolation Method:

Tints

Steps:
Color Space:
Hue Interpolation Method:

Tones

Steps:
Color Space:
Hue Interpolation Method:

Color Harmonies(lch)

Gradient Generator

Steps:
Color Space:
Hue Interpolation Method:

Similar Colors

More Tools