#1d1c2d

Color #1d1c2d

A muted very dark blue.

Closest named color Black #000000 · ΔE 16.71 Nearest Tailwind class slate-900 #0f172b · ΔE 4.2

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Conversions

HEX

#1d1c2d

RGB

rgb(29, 28, 45)

HSL

hsl(243.5, 23.3%, 14.3%)

HSV / HSB

hsv(243.5, 37.8%, 17.6%)

CMYK

cmyk(35.6%, 37.8%, 0%, 82.4%)

LAB

lab(11.14, 5.44, -11.2)

LCH

lch(11.14, 12.45, 295.91)

OKLCH

oklch(23.6%, 0.0324, 286.31)

HWB

hwb(243.5, 11%, 82.4%)

Harmony colors

Complementary

#2c2d1c

Analogous

#1c232d

#1d1c2d

#251c2d

Triadic

#1d1c2d

#2d1d1c

#1c2d1d

Split-complementary

#1d1c2d

#2d251c

#232d1c

Tetradic

#1d1c2d

#2d1c2c

#2c2d1c

#1c2d1d

Square

#1d1c2d

#2d1c23

#2c2d1c

#1c2d25

Shades

Color #1d1c2d mixed toward black.

#181725

#13131e

#0e0e16

#0a090f

#050507

Tints

Color #1d1c2d mixed toward white.

#3a385a

#575487

#7b78ab

#a7a5c7

#d3d2e3

Tones

Color #1d1c2d mixed toward gray.

#1e1d2c

#1f1f2a

#212029

#222227

#232326

Accessibility

Aa White text on this color

16.72:1

Aa Black text on this color

1.26:1

White text reads better on this background (16.72:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1d1d2a · ΔE 2.3

Deuteranopia

#1d1d29 · ΔE 2.9

Tritanopia

#1d2726 · ΔE 14.7

Achromatopsia

#1e1e1e · ΔE 10.6

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

Code

CSS

background-color: #1d1c2d;

Tailwind (arbitrary value)

bg-[#1d1c2d]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1d1c2d (#1d1c2d) is rgb(29, 28, 45) in RGB.

No, #1d1c2d is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #1d1c2d, or check how it holds up for accessibility.

Generate a palette → Check contrast