#0c1021

Color #0c1021

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 13.26 Nearest Tailwind class slate-900 #0f172b · ΔE 2.6

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

Conversions

HEX

#0c1021

RGB

rgb(12, 16, 33)

HSL

hsl(228.6, 46.7%, 8.8%)

HSV / HSB

hsv(228.6, 63.6%, 12.9%)

CMYK

cmyk(63.6%, 51.5%, 0%, 87.1%)

LAB

lab(5.05, 3.3, -11.81)

LCH

lch(5.05, 12.26, 285.61)

OKLCH

oklch(17.9%, 0.0356, 272.41)

HWB

hwb(228.6, 4.7%, 87.1%)

Harmony colors

Complementary

#211d0c

Analogous

#0c1a21

#0c1021

#120c21

Triadic

#0c1021

#210c10

#10210c

Split-complementary

#0c1021

#21120c

#1a210c

Tetradic

#0c1021

#1d0c21

#211d0c

#10210c

Square

#0c1021

#210c1a

#211d0c

#0c2112

Shades

Color #0c1021 mixed toward black.

#0a0d1b

#080b16

#060810

#04050b

#020305

Tints

Color #0c1021 mixed toward white.

#212b5a

#354793

#5469c1

#8d9bd6

#c6cdea

Tones

Color #0c1021 mixed toward gray.

#0e111f

#0f121d

#11131c

#13141a

#151518

Accessibility

Aa White text on this color

18.89:1

Aa Black text on this color

1.11:1

White text reads better on this background (18.89:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0e0e1e · ΔE 1.6

Deuteranopia

#0e0d1d · ΔE 2

Tritanopia

#0c1b1a · ΔE 14.3

Achromatopsia

#111111 · ΔE 9.9

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

Code

CSS

background-color: #0c1021;

Tailwind (arbitrary value)

bg-[#0c1021]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#0c1021 (#0c1021) is rgb(12, 16, 33) in RGB.

No, #0c1021 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #0c1021, or check how it holds up for accessibility.

Generate a palette → Check contrast