#1b3960

Color #1b3960

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 20.16 Nearest Tailwind class slate-700 #314158 · ΔE 5.7

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

Conversions

HEX

#1b3960

RGB

rgb(27, 57, 96)

HSL

hsl(213.9, 56.1%, 24.1%)

HSV / HSB

hsv(213.9, 71.9%, 37.6%)

CMYK

cmyk(71.9%, 40.6%, 0%, 62.4%)

LAB

lab(23.68, 3.24, -26.46)

LCH

lch(23.68, 26.66, 276.98)

OKLCH

oklch(34.3%, 0.0777, 255.84)

HWB

hwb(213.9, 10.6%, 62.4%)

Harmony colors

Complementary

#60421b

Analogous

#1b5b60

#1b3960

#1f1b60

Triadic

#1b3960

#601b39

#39601b

Split-complementary

#1b3960

#601f1b

#5b601b

Tetradic

#1b3960

#421b60

#60421b

#39601b

Square

#1b3960

#601b5b

#60421b

#1b601f

Shades

Color #1b3960 mixed toward black.

#162f50

#122640

#0d1c30

#091320

#040910

Tints

Color #1b3960 mixed toward white.

#295792

#3775c5

#6897d5

#9abae3

#cddcf1

Tones

Color #1b3960 mixed toward gray.

#213a5a

#263a54

#2c3b4f

#323c49

#383d43

Accessibility

Aa White text on this color

11.66:1

Aa Black text on this color

1.8:1

White text reads better on this background (11.66:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2b2b58 · ΔE 8.5

Deuteranopia

#292756 · ΔE 9.4

Tritanopia

#1d5250 · ΔE 22.2

Achromatopsia

#383838 · ΔE 16.7

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

Code

CSS

background-color: #1b3960;

Tailwind (arbitrary value)

bg-[#1b3960]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Cornflower Blue #6495ed

Alice Blue #f0f8ff

Frequently asked questions

#1b3960 (#1b3960) is rgb(27, 57, 96) in RGB.

No, #1b3960 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 #1b3960, or check how it holds up for accessibility.

Generate a palette → Check contrast