#1c1d2f

Color #1c1d2f

A muted very dark blue.

Closest named color Black #000000 · ΔE 17.43 Nearest Tailwind class slate-900 #0f172b · ΔE 3.5

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Conversions

HEX

#1c1d2f

RGB

rgb(28, 29, 47)

HSL

hsl(236.8, 25.3%, 14.7%)

HSV / HSB

hsv(236.8, 40.4%, 18.4%)

CMYK

cmyk(40.4%, 38.3%, 0%, 81.6%)

LAB

lab(11.49, 4.98, -12.13)

LCH

lch(11.49, 13.11, 292.32)

OKLCH

oklch(23.9%, 0.0344, 281.05)

HWB

hwb(236.8, 11%, 81.6%)

Harmony colors

Complementary

#2f2e1c

Analogous

#1c262f

#1c1d2f

#241c2f

Triadic

#1c1d2f

#2f1c1d

#1d2f1c

Split-complementary

#1c1d2f

#2f241c

#262f1c

Tetradic

#1c1d2f

#2e1c2f

#2f2e1c

#1d2f1c

Square

#1c1d2f

#2f1c26

#2f2e1c

#1c2f24

Shades

Color #1c1d2f mixed toward black.

#171827

#13131f

#0e0f17

#090a10

#050508

Tints

Color #1c1d2f mixed toward white.

#37395c

#52558a

#777aae

#a4a6c9

#d2d3e4

Tones

Color #1c1d2f mixed toward gray.

#1e1e2d

#1f202c

#21212a

#222329

#242427

Accessibility

Aa White text on this color

16.59:1

Aa Black text on this color

1.27:1

White text reads better on this background (16.59:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1c1c2b · ΔE 1.5

Deuteranopia

#1c1c2a · ΔE 2

Tritanopia

#1c2828 · ΔE 14.6

Achromatopsia

#1e1e1e · ΔE 10.8

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

Code

CSS

background-color: #1c1d2f;

Tailwind (arbitrary value)

bg-[#1c1d2f]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1c1d2f (#1c1d2f) is rgb(28, 29, 47) in RGB.

No, #1c1d2f 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 #1c1d2f, or check how it holds up for accessibility.

Generate a palette → Check contrast