#373c57

Color #373c57

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 12.65 Nearest Tailwind class slate-700 #314158 · ΔE 5.7

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

Conversions

HEX

#373c57

RGB

rgb(55, 60, 87)

HSL

hsl(230.6, 22.5%, 27.8%)

HSV / HSB

hsv(230.6, 36.8%, 34.1%)

CMYK

cmyk(36.8%, 31%, 0%, 65.9%)

LAB

lab(25.96, 5.38, -16.89)

LCH

lch(25.96, 17.73, 287.67)

OKLCH

oklch(36.4%, 0.0471, 275.72)

HWB

hwb(230.6, 21.6%, 65.9%)

Harmony colors

Complementary

#575237

Analogous

#374c57

#373c57

#423757

Triadic

#373c57

#57373c

#3c5737

Split-complementary

#373c57

#574237

#4c5737

Tetradic

#373c57

#523757

#575237

#3c5737

Square

#373c57

#57374c

#575237

#375742

Shades

Color #373c57 mixed toward black.

#2e3248

#25283a

#1b1e2b

#12141d

#090a0e

Tints

Color #373c57 mixed toward white.

#4f567c

#6971a0

#8e95b8

#b4b8cf

#d9dce7

Tones

Color #373c57 mixed toward gray.

#3a3e54

#3c4052

#3f414f

#42434c

#44454a

Accessibility

Aa White text on this color

10.79:1

Aa Black text on this color

1.95:1

White text reads better on this background (10.79:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#393951 · ΔE 2.4

Deuteranopia

#393950 · ΔE 2.5

Tritanopia

#374d4c · ΔE 18.6

Achromatopsia

#3d3d3d · ΔE 13.2

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

Code

CSS

background-color: #373c57;

Tailwind (arbitrary value)

bg-[#373c57]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#373c57 (#373c57) is rgb(55, 60, 87) in RGB.

No, #373c57 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 #373c57, or check how it holds up for accessibility.

Generate a palette → Check contrast