#120b23

Color #120b23

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 17.18 Nearest Tailwind class slate-900 #0f172b · ΔE 5.9

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Conversions

HEX

#120b23

RGB

rgb(18, 11, 35)

HSL

hsl(257.5, 52.2%, 9%)

HSV / HSB

hsv(257.5, 68.6%, 13.7%)

CMYK

cmyk(48.6%, 68.6%, 0%, 86.3%)

LAB

lab(4.42, 8.49, -14.27)

LCH

lch(4.42, 16.6, 300.75)

OKLCH

oklch(17.4%, 0.0482, 294.23)

HWB

hwb(257.5, 4.3%, 86.3%)

Harmony colors

Complementary

#1c230b

Analogous

#0b1023

#120b23

#1e0b23

Triadic

#120b23

#23120b

#0b2312

Split-complementary

#120b23

#231e0b

#10230b

Tetradic

#120b23

#230b1c

#1c230b

#0b2312

Square

#120b23

#230b10

#1c230b

#0b231e

Shades

Color #120b23 mixed toward black.

#0f091d

#0c0717

#090511

#06040c

#030206

Tints

Color #120b23 mixed toward white.

#301d5e

#4e3099

#724ec8

#a189da

#d0c4ed

Tones

Color #120b23 mixed toward gray.

#130d21

#140f1f

#14111d

#15131b

#161519

Accessibility

Aa White text on this color

19.13:1

Aa Black text on this color

1.1:1

White text reads better on this background (19.13:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0f0f1f · ΔE 4.7

Deuteranopia

#10101e · ΔE 5.5

Tritanopia

#121b1a · ΔE 17.5

Achromatopsia

#0f0f0f · ΔE 13.3

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

Code

CSS

background-color: #120b23;

Tailwind (arbitrary value)

bg-[#120b23]

Related colors

Medium Purple #9370db

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Rebecca Purple #663399

Blue Violet #8a2be2

Frequently asked questions

#120b23 (#120b23) is rgb(18, 11, 35) in RGB.

No, #120b23 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 #120b23, or check how it holds up for accessibility.

Generate a palette → Check contrast