#1c1e21 - Satin Deep Black color

An extremely deep charcoal shade with subtle bluish-gray undertones, nearly black but softer than pure ebony. It reads as cool, muted, and sophisticated, evoking slate, polished concrete, and storm clouds at dusk. Ideal for creating modern, minimalist backgrounds or moody interiors, it provides strong contrast with light accents while retaining a gentle warmth against wood tones. The color feels sleek, understated, and versatile—perfect for elegant interfaces, industrial design, and atmospheric spaces seeking restrained refinement.

color #1c1e21

#1c1e21 color RGB value is 28, 30, 33, and the CMYK value is 0.152, 0.0909, 0.00, 0.871. Alternative names for that color are: satin deep black, black, shark, indigo.

Color Conversion

Name
Values
CSS
RGB(0-255)
28, 30, 33
rgb(28, 30, 33)
CMYK
0.152, 0.0909, 0.00, 0.871
-
sRGB
0.110, 0.118, 0.129
rgb(11% 11.8% 12.9%)
Adobe® 98 RGB compatible
0.134, 0.139, 0.149
color(a98-rgb 0.134 0.139 0.149)
HCT
252, 4.40, 11.2
color(--hct 252 3.04% 11.2%)
HSL
216, 8.20, 12.0
hsl(216 8.2% 12%)
HSV
216, 15.2, 12.9
color(--hsv 216 15.2% 12.9%)
HWB
216, 11.0, 87.1
hwb(216 11% 87.1%)
Lab
11.1, -0.365, -2.40
lab(11.1 -0.365 -2.4)
P3
0.111, 0.117, 0.128
color(display-p3 0.111 0.117 0.128)
XYZ D50
0.0122, 0.0128, 0.0123
color(xyz-d50 0.012 0.013 0.012)

Shades

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Tints

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Tones

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Color Harmonies

HEX:#1c1e21
RGB:28 30 33
HSL:216deg 8.2% 11.96%
HEX:#211f1c
RGB:33 31 28
HSL:36deg 8.2% 11.96%

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