#1b242d

Color #1b242d

A muted very dark blue.

Closest named color Charcoal #36454f · ΔE 14.82 Nearest Tailwind class gray-800 #1e2939 · ΔE 4.1

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

Conversions

HEX

#1b242d

RGB

rgb(27, 36, 45)

HSL

hsl(210, 25%, 14.1%)

HSV / HSB

hsv(210, 40%, 17.6%)

CMYK

cmyk(40%, 20%, 0%, 82.4%)

LAB

lab(13.73, -1.19, -7.24)

LCH

lch(13.73, 7.34, 260.67)

OKLCH

oklch(25.6%, 0.0214, 248.6)

HWB

hwb(210, 10.6%, 82.4%)

Harmony colors

Complementary

#2d241b

Analogous

#1b2d2d

#1b242d

#1b1b2d

Triadic

#1b242d

#2d1b24

#242d1b

Split-complementary

#1b242d

#2d1b1b

#2d2d1b

Tetradic

#1b242d

#241b2d

#2d241b

#242d1b

Square

#1b242d

#2d1b2d

#2d241b

#1b2d1b

Shades

Color #1b242d mixed toward black.

#161e25

#12181e

#0d1216

#090c0f

#040607

Tints

Color #1b242d mixed toward white.

#36485b

#526d88

#7691ad

#a4b6c8

#d1dae4

Tones

Color #1b242d mixed toward gray.

#1c242b

#1e242a

#1f2428

#212427

#222425

Accessibility

Aa White text on this color

15.71:1

Aa Black text on this color

1.34:1

White text reads better on this background (15.71:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1f1f2b · ΔE 6.4

Deuteranopia

#1f1e2b · ΔE 7.3

Tritanopia

#1c2929 · ΔE 7.2

Achromatopsia

#232323 · ΔE 6.4

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

Code

CSS

background-color: #1b242d;

Tailwind (arbitrary value)

bg-[#1b242d]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#1b242d (#1b242d) is rgb(27, 36, 45) in RGB.

No, #1b242d 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 #1b242d, or check how it holds up for accessibility.

Generate a palette → Check contrast