#1f2651

Color #1f2651

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 24.81 Nearest Tailwind class blue-950 #162456 · ΔE 2.3

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Conversions

HEX

#1f2651

RGB

rgb(31, 38, 81)

HSL

hsl(231.6, 44.6%, 22%)

HSV / HSB

hsv(231.6, 61.7%, 31.8%)

CMYK

cmyk(61.7%, 53.1%, 0%, 68.2%)

LAB

lab(16.85, 11.76, -27.39)

LCH

lch(16.85, 29.81, 293.24)

OKLCH

oklch(28.8%, 0.0783, 273.51)

HWB

hwb(231.6, 12.2%, 68.2%)

Harmony colors

Complementary

#514a1f

Analogous

#1f3f51

#1f2651

#311f51

Triadic

#1f2651

#511f26

#26511f

Split-complementary

#1f2651

#51311f

#3f511f

Tetradic

#1f2651

#4a1f51

#514a1f

#26511f

Square

#1f2651

#511f3f

#514a1f

#1f5131

Shades

Color #1f2651 mixed toward black.

#1a2044

#151936

#101329

#0a0d1b

#05060e

Tints

Color #1f2651 mixed toward white.

#313d81

#4453b1

#6f7cc8

#9fa7da

#cfd3ed

Tones

Color #1f2651 mixed toward gray.

#23294d

#272c49

#2c2f45

#303240

#34353c

Accessibility

Aa White text on this color

14.44:1

Aa Black text on this color

1.45:1

White text reads better on this background (14.44:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#222249 · ΔE 2.5

Deuteranopia

#222147 · ΔE 3

Tritanopia

#1f4241 · ΔE 24.4

Achromatopsia

#2a2a2a · ΔE 18.6

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

Code

CSS

background-color: #1f2651;

Tailwind (arbitrary value)

bg-[#1f2651]

Related colors

Royal Blue #4169e1

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Frequently asked questions

#1f2651 (#1f2651) is rgb(31, 38, 81) in RGB.

No, #1f2651 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 #1f2651, or check how it holds up for accessibility.

Generate a palette → Check contrast