#423e67

Color #423e67

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 22.1 Nearest Tailwind class slate-700 #314158 · ΔE 9.8

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Conversions

HEX

#423e67

RGB

rgb(66, 62, 103)

HSL

hsl(245.9, 24.8%, 32.4%)

HSV / HSB

hsv(245.9, 39.8%, 40.4%)

CMYK

cmyk(35.9%, 39.8%, 0%, 59.6%)

LAB

lab(28.33, 12.5, -23.46)

LCH

lch(28.33, 26.58, 298.05)

OKLCH

oklch(38.7%, 0.0688, 287.17)

HWB

hwb(245.9, 24.3%, 59.6%)

Harmony colors

Complementary

#63673e

Analogous

#3e4f67

#423e67

#573e67

Triadic

#423e67

#67423e

#3e6742

Split-complementary

#423e67

#67573e

#4f673e

Tetradic

#423e67

#673e63

#63673e

#3e6742

Square

#423e67

#673e4f

#63673e

#3e6757

Shades

Color #423e67 mixed toward black.

#373456

#2c2945

#211f34

#161522

#0b0a11

Tints

Color #423e67 mixed toward white.

#59548b

#7570a9

#9893be

#bab7d4

#dddbe9

Tones

Color #423e67 mixed toward gray.

#454264

#484560

#4a485d

#4d4c59

#504f56

Accessibility

Aa White text on this color

9.92:1

Aa Black text on this color

2.12:1

White text reads better on this background (9.92:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#40405f · ΔE 3.4

Deuteranopia

#41415d · ΔE 4.4

Tritanopia

#425856 · ΔE 23.5

Achromatopsia

#434343 · ΔE 17.8

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

Code

CSS

background-color: #423e67;

Tailwind (arbitrary value)

bg-[#423e67]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#423e67 (#423e67) is rgb(66, 62, 103) in RGB.

No, #423e67 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 #423e67, or check how it holds up for accessibility.

Generate a palette → Check contrast