#373b45

Color #373b45

A nearly neutral, gray-leaning dark blue.

Closest named color Charcoal #36454f · ΔE 5.55 Nearest Tailwind class zinc-700 #3f3f46 · ΔE 2.8

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

Conversions

HEX

#373b45

RGB

rgb(55, 59, 69)

HSL

hsl(222.9, 11.3%, 24.3%)

HSV / HSB

hsv(222.9, 20.3%, 27.1%)

CMYK

cmyk(20.3%, 14.5%, 0%, 72.9%)

LAB

lab(24.86, 0.85, -6.71)

LCH

lch(24.86, 6.76, 277.22)

OKLCH

oklch(35.3%, 0.0182, 268.11)

HWB

hwb(222.9, 21.6%, 72.9%)

Harmony colors

Complementary

#454137

Analogous

#374245

#373b45

#3a3745

Triadic

#373b45

#45373b

#3b4537

Split-complementary

#373b45

#453a37

#424537

Tetradic

#373b45

#413745

#454137

#3b4537

Square

#373b45

#453742

#454137

#37453a

Shades

Color #373b45 mixed toward black.

#2e3139

#25272e

#1b1d22

#121417

#090a0b

Tints

Color #373b45 mixed toward white.

#535a69

#70788d

#949aa9

#b7bcc6

#dbdde2

Tones

Color #373b45 mixed toward gray.

#383b44

#393c43

#3a3c41

#3c3d40

#3d3d3f

Accessibility

Aa White text on this color

11.21:1

Aa Black text on this color

1.87:1

White text reads better on this background (11.21:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#393943 · ΔE 2.4

Deuteranopia

#393842 · ΔE 3

Tritanopia

#374140 · ΔE 8.5

Achromatopsia

#3b3b3b · ΔE 5.9

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

Code

CSS

background-color: #373b45;

Tailwind (arbitrary value)

bg-[#373b45]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#373b45 (#373b45) is rgb(55, 59, 69) in RGB.

No, #373b45 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.

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 #373b45, or check how it holds up for accessibility.

Generate a palette → Check contrast