#1f2123

Color #1f2123

A nearly neutral, gray-leaning very dark blue.

Closest named color Black #000000 · ΔE 12.73 Nearest Tailwind class neutral-800 #262626 · ΔE 2.4

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Conversions

HEX

#1f2123

RGB

rgb(31, 33, 35)

HSL

hsl(210, 6.1%, 12.9%)

HSV / HSB

hsv(210, 11.4%, 13.7%)

CMYK

cmyk(11.4%, 5.7%, 0%, 86.3%)

LAB

lab(12.61, -0.4, -1.67)

LCH

lch(12.61, 1.72, 256.53)

OKLCH

oklch(24.7%, 0.0048, 248.2)

HWB

hwb(210, 12.2%, 86.3%)

Harmony colors

Complementary

#23211f

Analogous

#1f2323

#1f2123

#1f1f23

Triadic

#1f2123

#231f21

#21231f

Split-complementary

#1f2123

#231f1f

#23231f

Tetradic

#1f2123

#211f23

#23211f

#21231f

Square

#1f2123

#231f23

#23211f

#1f231f

Shades

Color #1f2123 mixed toward black.

#1a1b1d

#151617

#0f1011

#0a0b0c

#050506

Tints

Color #1f2123 mixed toward white.

#42464a

#646b71

#899097

#b0b5b9

#d8dadc

Tones

Color #1f2123 mixed toward gray.

#1f2123

#202122

#212121

Accessibility

Aa White text on this color

16.15:1

Aa Black text on this color

1.3:1

White text reads better on this background (16.15:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#202023 · ΔE 1.8

Deuteranopia

#202022 · ΔE 1.4

Tritanopia

#1f2222 · ΔE 1.8

Achromatopsia

#212121 · ΔE 1.7

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

Code

CSS

background-color: #1f2123;

Tailwind (arbitrary value)

bg-[#1f2123]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#1f2123 (#1f2123) is rgb(31, 33, 35) in RGB.

No, #1f2123 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 #1f2123, or check how it holds up for accessibility.

Generate a palette → Check contrast