#23283e

Color #23283e

A muted very dark blue.

Closest named color Charcoal #36454f · ΔE 15.63 Nearest Tailwind class slate-800 #1d293d · ΔE 3.7

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Conversions

HEX

#23283e

RGB

rgb(35, 40, 62)

HSL

hsl(228.9, 27.8%, 19%)

HSV / HSB

hsv(228.9, 43.5%, 24.3%)

CMYK

cmyk(43.5%, 35.5%, 0%, 75.7%)

LAB

lab(16.61, 4.48, -14.73)

LCH

lch(16.61, 15.4, 286.92)

OKLCH

oklch(28.3%, 0.0412, 273.76)

HWB

hwb(228.9, 13.7%, 75.7%)

Harmony colors

Complementary

#3e3923

Analogous

#23353e

#23283e

#2b233e

Triadic

#23283e

#3e2328

#283e23

Split-complementary

#23283e

#3e2b23

#353e23

Tetradic

#23283e

#39233e

#3e3923

#283e23

Square

#23283e

#3e2335

#3e3923

#233e2b

Shades

Color #23283e mixed toward black.

#1d2134

#171b29

#11141f

#0c0d15

#06070a

Tints

Color #23283e mixed toward white.

#3c446a

#556196

#7b86b4

#a7aecd

#d3d7e6

Tones

Color #23283e mixed toward gray.

#25293c

#272b39

#2a2c37

#2c2e35

#2e2f33

Accessibility

Aa White text on this color

14.54:1

Aa Black text on this color

1.44:1

White text reads better on this background (14.54:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#25253a · ΔE 2.4

Deuteranopia

#252538 · ΔE 2.5

Tritanopia

#233635 · ΔE 17

Achromatopsia

#292929 · ΔE 11.9

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

Code

CSS

background-color: #23283e;

Tailwind (arbitrary value)

bg-[#23283e]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#23283e (#23283e) is rgb(35, 40, 62) in RGB.

No, #23283e 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 #23283e, or check how it holds up for accessibility.

Generate a palette → Check contrast