#001033

Color #001033

A vivid, highly saturated very dark blue.

Closest named color Black #000000 · ΔE 26.63 Nearest Tailwind class slate-900 #0f172b · ΔE 5.8

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Conversions

HEX

#001033

RGB

rgb(0, 16, 51)

HSL

hsl(221.2, 100%, 10%)

HSV / HSB

hsv(221.2, 100%, 20%)

CMYK

cmyk(100%, 68.6%, 0%, 80%)

LAB

lab(5.51, 8.33, -24.69)

LCH

lch(5.51, 26.06, 288.64)

OKLCH

oklch(18.6%, 0.0743, 259.61)

HWB

hwb(221.2, 0%, 80%)

Harmony colors

Complementary

#332300

Analogous

#002933

#001033

#0a0033

Triadic

#001033

#330010

#103300

Split-complementary

#001033

#330a00

#293300

Tetradic

#001033

#230033

#332300

#103300

Square

#001033

#330029

#332300

#00330a

Shades

Color #001033 mixed toward black.

#000d2b

#000b22

#000819

#000511

#000308

Tints

Color #001033 mixed toward white.

#002880

#0040cc

#1a61ff

#6696ff

#b3caff

Tones

Color #001033 mixed toward gray.

#04122f

#09132b

#0d1526

#111622

#15181e

Accessibility

Aa White text on this color

18.72:1

Aa Black text on this color

1.12:1

White text reads better on this background (18.72:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#07082d · ΔE 2.9

Deuteranopia

#06052c · ΔE 3.2

Tritanopia

#012827 · ΔE 23.2

Achromatopsia

#121212 · ΔE 17

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

Code

CSS

background-color: #001033;

Tailwind (arbitrary value)

bg-[#001033]

Related colors

Cornflower Blue #6495ed

Royal Blue #4169e1

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#001033 (#001033) is rgb(0, 16, 51) in RGB.

No, #001033 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #001033, or check how it holds up for accessibility.

Generate a palette → Check contrast