#1c1f2f

Color #1c1f2f

A muted very dark blue.

Closest named color Black #000000 · ΔE 16.82 Nearest Tailwind class gray-900 #101828 · ΔE 3.3

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Conversions

HEX

#1c1f2f

RGB

rgb(28, 31, 47)

HSL

hsl(230.5, 25.3%, 14.7%)

HSV / HSB

hsv(230.5, 40.4%, 18.4%)

CMYK

cmyk(40.4%, 34%, 0%, 81.6%)

LAB

lab(12.17, 3.49, -11.07)

LCH

lch(12.17, 11.61, 287.5)

OKLCH

oklch(24.4%, 0.0309, 275.77)

HWB

hwb(230.5, 11%, 81.6%)

Harmony colors

Complementary

#2f2c1c

Analogous

#1c282f

#1c1f2f

#221c2f

Triadic

#1c1f2f

#2f1c1f

#1f2f1c

Split-complementary

#1c1f2f

#2f221c

#282f1c

Tetradic

#1c1f2f

#2c1c2f

#2f2c1c

#1f2f1c

Square

#1c1f2f

#2f1c28

#2f2c1c

#1c2f22

Shades

Color #1c1f2f mixed toward black.

#171a27

#13151f

#0e1017

#090a10

#050508

Tints

Color #1c1f2f mixed toward white.

#373d5c

#525b8a

#777fae

#a4aac9

#d2d4e4

Tones

Color #1c1f2f mixed toward gray.

#1e202d

#1f212c

#21222a

#222329

#242427

Accessibility

Aa White text on this color

16.32:1

Aa Black text on this color

1.29:1

White text reads better on this background (16.32:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1d1d2c · ΔE 1.6

Deuteranopia

#1d1d2b · ΔE 1.7

Tritanopia

#1c2928 · ΔE 13.8

Achromatopsia

#202020 · ΔE 9.6

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

Code

CSS

background-color: #1c1f2f;

Tailwind (arbitrary value)

bg-[#1c1f2f]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#1c1f2f (#1c1f2f) is rgb(28, 31, 47) in RGB.

No, #1c1f2f 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 #1c1f2f, or check how it holds up for accessibility.

Generate a palette → Check contrast