#1f4048

Color #1f4048

A muted dark cyan.

Closest named color Charcoal #36454f · ΔE 7.08 Nearest Tailwind class cyan-950 #053345 · ΔE 6.6

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Conversions

HEX

#1f4048

RGB

rgb(31, 64, 72)

HSL

hsl(191.7, 39.8%, 20.2%)

HSV / HSB

hsv(191.7, 56.9%, 28.2%)

CMYK

cmyk(56.9%, 11.1%, 0%, 71.8%)

LAB

lab(25.03, -9.45, -8.59)

LCH

lch(25.03, 12.77, 222.27)

OKLCH

oklch(35%, 0.041, 215.36)

HWB

hwb(191.7, 12.2%, 71.8%)

Harmony colors

Complementary

#48271f

Analogous

#1f483c

#1f4048

#1f2c48

Triadic

#1f4048

#481f40

#40481f

Split-complementary

#1f4048

#481f2c

#483c1f

Tetradic

#1f4048

#271f48

#48271f

#40481f

Square

#1f4048

#3c1f48

#48271f

#2c481f

Shades

Color #1f4048 mixed toward black.

#1a353c

#152b30

#102024

#0a1518

#050b0c

Tints

Color #1f4048 mixed toward white.

#336a77

#4894a7

#71b2c2

#a0ccd6

#d0e5eb

Tones

Color #1f4048 mixed toward gray.

#223e45

#263c41

#293a3e

#2d383a

#303637

Accessibility

Aa White text on this color

11.14:1

Aa Black text on this color

1.89:1

White text reads better on this background (11.14:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#303146 · ΔE 17.3

Deuteranopia

#2e2c46 · ΔE 19.9

Tritanopia

#214544 · ΔE 5.7

Achromatopsia

#3b3b3b · ΔE 12.1

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

Code

CSS

background-color: #1f4048;

Tailwind (arbitrary value)

bg-[#1f4048]

Related colors

Light Blue #add8e6

Deep Sky Blue #00bfff

Powder Blue #b0e0e6

Sky Blue #87ceeb

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Frequently asked questions

#1f4048 (#1f4048) is rgb(31, 64, 72) in RGB.

No, #1f4048 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 #1f4048, or check how it holds up for accessibility.

Generate a palette → Check contrast