#0c0f23

Color #0c0f23

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 15.15 Nearest Tailwind class slate-900 #0f172b · ΔE 2.4

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Conversions

HEX

#0c0f23

RGB

rgb(12, 15, 35)

HSL

hsl(232.2, 48.9%, 9.2%)

HSV / HSB

hsv(232.2, 65.7%, 13.7%)

CMYK

cmyk(65.7%, 57.1%, 0%, 86.3%)

LAB

lab(4.89, 4.56, -13.59)

LCH

lch(4.89, 14.33, 288.55)

OKLCH

oklch(17.8%, 0.0413, 275.01)

HWB

hwb(232.2, 4.7%, 86.3%)

Harmony colors

Complementary

#23200c

Analogous

#0c1a23

#0c0f23

#140c23

Triadic

#0c0f23

#230c0f

#0f230c

Split-complementary

#0c0f23

#23140c

#1a230c

Tetradic

#0c0f23

#200c23

#23200c

#0f230c

Square

#0c0f23

#230c1a

#23200c

#0c2314

Shades

Color #0c0f23 mixed toward black.

#0a0c1d

#080a17

#060711

#04050c

#020206

Tints

Color #0c0f23 mixed toward white.

#20285c

#334096

#5361c4

#8c96d8

#c6caeb

Tones

Color #0c0f23 mixed toward gray.

#0e1021

#10121f

#12131d

#14151b

#161619

Accessibility

Aa White text on this color

18.95:1

Aa Black text on this color

1.11:1

White text reads better on this background (18.95:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0d0d1f · ΔE 1.5

Deuteranopia

#0d0d1e · ΔE 2

Tritanopia

#0c1c1b · ΔE 16.2

Achromatopsia

#111111 · ΔE 11.3

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

Code

CSS

background-color: #0c0f23;

Tailwind (arbitrary value)

bg-[#0c0f23]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#0c0f23 (#0c0f23) is rgb(12, 15, 35) in RGB.

No, #0c0f23 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 #0c0f23, or check how it holds up for accessibility.

Generate a palette → Check contrast