#1f4174

Color #1f4174

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 21.86 Nearest Tailwind class blue-900 #1c398e · ΔE 5.5

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Conversions

HEX

#1f4174

RGB

rgb(31, 65, 116)

HSL

hsl(216, 57.8%, 28.8%)

HSV / HSB

hsv(216, 73.3%, 45.5%)

CMYK

cmyk(73.3%, 44%, 0%, 54.5%)

LAB

lab(27.66, 6.44, -32.95)

LCH

lch(27.66, 33.57, 281.06)

OKLCH

oklch(37.8%, 0.0961, 258.41)

HWB

hwb(216, 12.2%, 54.5%)

Harmony colors

Complementary

#74521f

Analogous

#1f6b74

#1f4174

#271f74

Triadic

#1f4174

#741f41

#41741f

Split-complementary

#1f4174

#74271f

#6b741f

Tetradic

#1f4174

#521f74

#74521f

#41741f

Square

#1f4174

#741f6b

#74521f

#1f7427

Shades

Color #1f4174 mixed toward black.

#1a3661

#152b4d

#0f203a

#0a1627

#050b13

Tints

Color #1f4174 mixed toward white.

#2c5ca4

#4078cc

#709ad9

#9fbbe5

#cfddf2

Tones

Color #1f4174 mixed toward gray.

#26426d

#2d4466

#34455f

#3b4758

#424851

Accessibility

Aa White text on this color

10.16:1

Aa Black text on this color

2.07:1

White text reads better on this background (10.16:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#31316a · ΔE 8.4

Deuteranopia

#2f2c68 · ΔE 9.6

Tritanopia

#226260 · ΔE 25

Achromatopsia

#414141 · ΔE 19.3

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

Code

CSS

background-color: #1f4174;

Tailwind (arbitrary value)

bg-[#1f4174]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#1f4174 (#1f4174) is rgb(31, 65, 116) in RGB.

No, #1f4174 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 #1f4174, or check how it holds up for accessibility.

Generate a palette → Check contrast