#1f315d

Color #1f315d

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 24.2 Nearest Tailwind class blue-950 #162456 · ΔE 4.2

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

Conversions

HEX

#1f315d

RGB

rgb(31, 49, 93)

HSL

hsl(222.6, 50%, 24.3%)

HSV / HSB

hsv(222.6, 66.7%, 36.5%)

CMYK

cmyk(66.7%, 47.3%, 0%, 63.5%)

LAB

lab(21.12, 8.49, -28.56)

LCH

lch(21.12, 29.8, 286.56)

OKLCH

oklch(32.3%, 0.0818, 265.37)

HWB

hwb(222.6, 12.2%, 63.5%)

Harmony colors

Complementary

#5d4b1f

Analogous

#1f505d

#1f315d

#2c1f5d

Triadic

#1f315d

#5d1f31

#315d1f

Split-complementary

#1f315d

#5d2c1f

#505d1f

Tetradic

#1f315d

#4b1f5d

#5d4b1f

#315d1f

Square

#1f315d

#5d1f50

#5d4b1f

#1f5d2c

Shades

Color #1f315d mixed toward black.

#1a294d

#15213e

#0f182e

#0a101f

#05080f

Tints

Color #1f315d mixed toward white.

#2f4a8d

#3f64bd

#6e8acf

#9eb1df

#cfd8ef

Tones

Color #1f315d mixed toward gray.

#243358

#293553

#2e374d

#343a48

#393c43

Accessibility

Aa White text on this color

12.68:1

Aa Black text on this color

1.66:1

White text reads better on this background (12.68:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#282855 · ΔE 5.1

Deuteranopia

#272553 · ΔE 5.9

Tritanopia

#204e4c · ΔE 24.4

Achromatopsia

#333333 · ΔE 18.3

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

Code

CSS

background-color: #1f315d;

Tailwind (arbitrary value)

bg-[#1f315d]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Frequently asked questions

#1f315d (#1f315d) is rgb(31, 49, 93) in RGB.

No, #1f315d 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 #1f315d, or check how it holds up for accessibility.

Generate a palette → Check contrast