#1a1b23

Color #1a1b23

A nearly neutral, gray-leaning very dark blue.

Closest named color Black #000000 · ΔE 11.61 Nearest Tailwind class zinc-900 #18181b · ΔE 3.4

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#1a1b23

RGB

rgb(26, 27, 35)

HSL

hsl(233.3, 14.8%, 12%)

HSV / HSB

hsv(233.3, 25.7%, 13.7%)

CMYK

cmyk(25.7%, 22.9%, 0%, 86.3%)

LAB

lab(9.99, 1.79, -5.64)

LCH

lch(9.99, 5.92, 287.61)

OKLCH

oklch(22.5%, 0.0156, 279.58)

HWB

hwb(233.3, 10.2%, 86.3%)

Harmony colors

Complementary

#23221a

Analogous

#1a2023

#1a1b23

#1e1a23

Triadic

#1a1b23

#231a1b

#1b231a

Split-complementary

#1a1b23

#231e1a

#20231a

Tetradic

#1a1b23

#221a23

#23221a

#1b231a

Square

#1a1b23

#231a20

#23221a

#1a231e

Shades

Color #1a1b23 mixed toward black.

#16171d

#111217

#0d0e12

#09090c

#040506

Tints

Color #1a1b23 mixed toward white.

#3a3c4e

#5a5d79

#7e829f

#a9acbf

#d4d5df

Tones

Color #1a1b23 mixed toward gray.

#1b1c22

#1c1c22

#1c1d21

#1d1d20

#1e1e1f

Accessibility

Aa White text on this color

17.14:1

Aa Black text on this color

1.22:1

White text reads better on this background (17.14:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a21 · ΔE 0.8

Deuteranopia

#1a1a21 · ΔE 0.8

Tritanopia

#1a201f · ΔE 8

Achromatopsia

#1b1b1b · ΔE 5.5

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

Code

CSS

background-color: #1a1b23;

Tailwind (arbitrary value)

bg-[#1a1b23]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#1a1b23 (#1a1b23) is rgb(26, 27, 35) in RGB.

No, #1a1b23 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 #1a1b23, or check how it holds up for accessibility.

Generate a palette → Check contrast