#1f3f4e

Color #1f3f4e

A moderately saturated dark cyan.

Closest named color Charcoal #36454f · ΔE 6.82 Nearest Tailwind class cyan-950 #053345 · ΔE 4.3

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Conversions

HEX

#1f3f4e

RGB

rgb(31, 63, 78)

HSL

hsl(199.1, 43.1%, 21.4%)

HSV / HSB

hsv(199.1, 60.3%, 30.6%)

CMYK

cmyk(60.3%, 19.2%, 0%, 69.4%)

LAB

lab(24.94, -6.75, -12.69)

LCH

lch(24.94, 14.37, 241.99)

OKLCH

oklch(35%, 0.0459, 230.31)

HWB

hwb(199.1, 12.2%, 69.4%)

Harmony colors

Complementary

#4e2e1f

Analogous

#1f4e46

#1f3f4e

#1f284e

Triadic

#1f3f4e

#4e1f3f

#3f4e1f

Split-complementary

#1f3f4e

#4e1f28

#4e461f

Tetradic

#1f3f4e

#2e1f4e

#4e2e1f

#3f4e1f

Square

#1f3f4e

#461f4e

#4e2e1f

#284e1f

Shades

Color #1f3f4e mixed toward black.

#1a3541

#152a34

#102027

#0a151a

#050b0d

Tints

Color #1f3f4e mixed toward white.

#32667e

#458cae

#70aac6

#9fc7d9

#cfe3ec

Tones

Color #1f3f4e mixed toward gray.

#233e4a

#273c46

#2b3b42

#2f393e

#33383a

Accessibility

Aa White text on this color

11.17:1

Aa Black text on this color

1.88:1

White text reads better on this background (11.17:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#30304b · ΔE 16.3

Deuteranopia

#2e2b4a · ΔE 18

Tritanopia

#214847 · ΔE 10.3

Achromatopsia

#3b3b3b · ΔE 11.9

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

Code

CSS

background-color: #1f3f4e;

Tailwind (arbitrary value)

bg-[#1f3f4e]

Related colors

Sky Blue #87ceeb

Light Sky Blue #87cefa

Deep Sky Blue #00bfff

Light Blue #add8e6

Charcoal #36454f

Steel Blue #4682b4

Frequently asked questions

#1f3f4e (#1f3f4e) is rgb(31, 63, 78) in RGB.

No, #1f3f4e 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 #1f3f4e, or check how it holds up for accessibility.

Generate a palette → Check contrast