#0d0a21

Color #0d0a21

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 15.69 Nearest Tailwind class slate-900 #0f172b · ΔE 4.3

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Conversions

HEX

#0d0a21

RGB

rgb(13, 10, 33)

HSL

hsl(247.8, 53.5%, 8.4%)

HSV / HSB

hsv(247.8, 69.7%, 12.9%)

CMYK

cmyk(60.6%, 69.7%, 0%, 87.1%)

LAB

lab(3.73, 6.43, -13.82)

LCH

lch(3.73, 15.24, 294.95)

OKLCH

oklch(16.4%, 0.0466, 286.06)

HWB

hwb(247.8, 3.9%, 87.1%)

Harmony colors

Complementary

#1e210a

Analogous

#0a1221

#0d0a21

#180a21

Triadic

#0d0a21

#210d0a

#0a210d

Split-complementary

#0d0a21

#21180a

#12210a

Tetradic

#0d0a21

#210a1e

#1e210a

#0a210d

Square

#0d0a21

#210a12

#1e210a

#0a2118

Shades

Color #0d0a21 mixed toward black.

#0b081b

#090716

#060510

#04030b

#020205

Tints

Color #0d0a21 mixed toward white.

#241c5d

#3c2e98

#5c4cc9

#9287db

#c9c3ed

Tones

Color #0d0a21 mixed toward gray.

#0e0c1f

#100e1d

#11101b

#131219

#141417

Accessibility

Aa White text on this color

19.4:1

Aa Black text on this color

1.08:1

White text reads better on this background (19.4:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0c0c1d · ΔE 3.1

Deuteranopia

#0c0c1c · ΔE 3.6

Tritanopia

#0d1919 · ΔE 15.9

Achromatopsia

#0d0d0d · ΔE 12.2

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

Code

CSS

background-color: #0d0a21;

Tailwind (arbitrary value)

bg-[#0d0a21]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#0d0a21 (#0d0a21) is rgb(13, 10, 33) in RGB.

No, #0d0a21 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 #0d0a21, or check how it holds up for accessibility.

Generate a palette → Check contrast