#1f4152

Color #1f4152

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 7.36 Nearest Tailwind class cyan-950 #053345 · ΔE 4.7

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Conversions

HEX

#1f4152

RGB

rgb(31, 65, 82)

HSL

hsl(200, 45.1%, 22.2%)

HSV / HSB

hsv(200, 62.2%, 32.2%)

CMYK

cmyk(62.2%, 20.7%, 0%, 67.8%)

LAB

lab(25.81, -6.6, -13.98)

LCH

lch(25.81, 15.46, 244.73)

OKLCH

oklch(35.8%, 0.0494, 232.16)

HWB

hwb(200, 12.2%, 67.8%)

Harmony colors

Complementary

#52301f

Analogous

#1f524a

#1f4152

#1f2852

Triadic

#1f4152

#521f41

#41521f

Split-complementary

#1f4152

#521f28

#524a1f

Tetradic

#1f4152

#301f52

#52301f

#41521f

Square

#1f4152

#4a1f52

#52301f

#28521f

Shades

Color #1f4152 mixed toward black.

#1a3644

#152b37

#102129

#0a161b

#050b0e

Tints

Color #1f4152 mixed toward white.

#316782

#438db2

#6fabc9

#9fc7db

#cfe3ed

Tones

Color #1f4152 mixed toward gray.

#23404e

#283e4a

#2c3d45

#303b41

#343a3d

Accessibility

Aa White text on this color

10.85:1

Aa Black text on this color

1.94:1

White text reads better on this background (10.85:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#31314e · ΔE 16.3

Deuteranopia

#2f2c4d · ΔE 17.8

Tritanopia

#224b4a · ΔE 11.2

Achromatopsia

#3d3d3d · ΔE 12.3

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

Code

CSS

background-color: #1f4152;

Tailwind (arbitrary value)

bg-[#1f4152]

Related colors

Sky Blue #87ceeb

Light Sky Blue #87cefa

Charcoal #36454f

Deep Sky Blue #00bfff

Light Blue #add8e6

Steel Blue #4682b4

Frequently asked questions

#1f4152 (#1f4152) is rgb(31, 65, 82) in RGB.

No, #1f4152 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.

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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 #1f4152, or check how it holds up for accessibility.

Generate a palette → Check contrast