#042b67

Color #042b67

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 17.6 Nearest Tailwind class blue-950 #162456 · ΔE 4.2

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

Conversions

HEX

#042b67

RGB

rgb(4, 43, 103)

HSL

hsl(216.4, 92.5%, 21%)

HSV / HSB

hsv(216.4, 96.1%, 40.4%)

CMYK

cmyk(96.1%, 58.3%, 0%, 59.6%)

LAB

lab(18.94, 13.52, -38.69)

LCH

lch(18.94, 40.98, 289.26)

OKLCH

oklch(30.6%, 0.1138, 259.52)

HWB

hwb(216.4, 1.6%, 59.6%)

Harmony colors

Complementary

#674004

Analogous

#045d67

#042b67

#0f0467

Triadic

#042b67

#67042b

#2b6704

Split-complementary

#042b67

#670f04

#5d6704

Tetradic

#042b67

#400467

#674004

#2b6704

Square

#042b67

#67045d

#674004

#04670f

Shades

Color #042b67 mixed toward black.

#032456

#031d45

#021534

#010e22

#010711

Tints

Color #042b67 mixed toward white.

#0746a8

#0961e8

#3d86f7

#7eaffa

#bed7fc

Tones

Color #042b67 mixed toward gray.

#0c2d5f

#152f57

#1d304e

#253246

#2d343e

Accessibility

Aa White text on this color

13.58:1

Aa Black text on this color

1.55:1

White text reads better on this background (13.58:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1b1c5d · ΔE 6.7

Deuteranopia

#19165a · ΔE 8.3

Tritanopia

#085351 · ΔE 28

Achromatopsia

#2e2e2e · ΔE 21.7

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

Code

CSS

background-color: #042b67;

Tailwind (arbitrary value)

bg-[#042b67]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#042b67 (#042b67) is rgb(4, 43, 103) in RGB.

No, #042b67 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.

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 #042b67, or check how it holds up for accessibility.

Generate a palette → Check contrast