#2a2b33

Color #2a2b33

A nearly neutral, gray-leaning very dark blue.

Closest named color Charcoal #36454f · ΔE 12.02 Nearest Tailwind class zinc-800 #27272a · ΔE 3.3

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Conversions

HEX

#2a2b33

RGB

rgb(42, 43, 51)

HSL

hsl(233.3, 9.7%, 18.2%)

HSV / HSB

hsv(233.3, 17.6%, 20%)

CMYK

cmyk(17.6%, 15.7%, 0%, 80%)

LAB

lab(17.73, 1.62, -5.3)

LCH

lch(17.73, 5.54, 287)

OKLCH

oklch(29.1%, 0.0146, 279.85)

HWB

hwb(233.3, 16.5%, 80%)

Harmony colors

Complementary

#33322a

Analogous

#2a2f33

#2a2b33

#2d2a33

Triadic

#2a2b33

#332a2b

#2b332a

Split-complementary

#2a2b33

#332d2a

#2f332a

Tetradic

#2a2b33

#322a33

#33322a

#2b332a

Square

#2a2b33

#332a2f

#33322a

#2a332d

Shades

Color #2a2b33 mixed toward black.

#23242a

#1c1d22

#151519

#0e0e11

#070708

Tints

Color #2a2b33 mixed toward white.

#494b59

#696b7f

#8d8fa1

#b3b4c0

#d9dae0

Tones

Color #2a2b33 mixed toward gray.

#2b2b32

#2b2c31

#2c2d31

#2d2d30

#2e2e2f

Accessibility

Aa White text on this color

14.08:1

Aa Black text on this color

1.49:1

White text reads better on this background (14.08:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2a2a31 · ΔE 0.8

Deuteranopia

#2a2a31 · ΔE 0.8

Tritanopia

#2a302f · ΔE 7.6

Achromatopsia

#2b2b2b · ΔE 5.2

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

Code

CSS

background-color: #2a2b33;

Tailwind (arbitrary value)

bg-[#2a2b33]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#2a2b33 (#2a2b33) is rgb(42, 43, 51) in RGB.

No, #2a2b33 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 #2a2b33, or check how it holds up for accessibility.

Generate a palette → Check contrast