#1c1b2c

Color #1c1b2c

A muted very dark blue.

Closest named color Black #000000 · ΔE 16.43 Nearest Tailwind class slate-900 #0f172b · ΔE 4.1

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Conversions

HEX

#1c1b2c

RGB

rgb(28, 27, 44)

HSL

hsl(243.5, 23.9%, 13.9%)

HSV / HSB

hsv(243.5, 38.6%, 17.3%)

CMYK

cmyk(36.4%, 38.6%, 0%, 82.7%)

LAB

lab(10.65, 5.48, -11.25)

LCH

lch(10.65, 12.51, 295.97)

OKLCH

oklch(23.2%, 0.0325, 286.26)

HWB

hwb(243.5, 10.6%, 82.7%)

Harmony colors

Complementary

#2b2c1b

Analogous

#1b222c

#1c1b2c

#241b2c

Triadic

#1c1b2c

#2c1c1b

#1b2c1c

Split-complementary

#1c1b2c

#2c241b

#222c1b

Tetradic

#1c1b2c

#2c1b2b

#2b2c1b

#1b2c1c

Square

#1c1b2c

#2c1b22

#2b2c1b

#1b2c24

Shades

Color #1c1b2c mixed toward black.

#171625

#13121d

#0e0d16

#09090f

#050407

Tints

Color #1c1b2c mixed toward white.

#393759

#565387

#7a77ab

#a6a4c7

#d3d2e3

Tones

Color #1c1b2c mixed toward gray.

#1d1c2b

#1e1e29

#201f28

#212126

#222225

Accessibility

Aa White text on this color

16.9:1

Aa Black text on this color

1.24:1

White text reads better on this background (16.9:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1c1c29 · ΔE 2.3

Deuteranopia

#1c1c28 · ΔE 2.9

Tritanopia

#1c2625 · ΔE 14.7

Achromatopsia

#1d1d1d · ΔE 10.6

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #1c1b2c;

Tailwind (arbitrary value)

bg-[#1c1b2c]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1c1b2c (#1c1b2c) is rgb(28, 27, 44) in RGB.

No, #1c1b2c is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #1c1b2c, or check how it holds up for accessibility.

Generate a palette → Check contrast