#2f3145

Color #2f3145

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 11.83 Nearest Tailwind class slate-800 #1d293d · ΔE 5.4

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Conversions

HEX

#2f3145

RGB

rgb(47, 49, 69)

HSL

hsl(234.5, 19%, 22.7%)

HSV / HSB

hsv(234.5, 31.9%, 27.1%)

CMYK

cmyk(31.9%, 29%, 0%, 72.9%)

LAB

lab(20.94, 4.6, -12.73)

LCH

lch(20.94, 13.54, 289.87)

OKLCH

oklch(32%, 0.0357, 279.67)

HWB

hwb(234.5, 18.4%, 72.9%)

Harmony colors

Complementary

#45432f

Analogous

#2f3c45

#2f3145

#382f45

Triadic

#2f3145

#452f31

#31452f

Split-complementary

#2f3145

#45382f

#3c452f

Tetradic

#2f3145

#432f45

#45432f

#31452f

Square

#2f3145

#452f3c

#45432f

#2f4538

Shades

Color #2f3145 mixed toward black.

#272939

#1f212e

#171822

#101017

#08080b

Tints

Color #2f3145 mixed toward white.

#494d6c

#646893

#8a8daf

#b1b3ca

#d8d9e4

Tones

Color #2f3145 mixed toward gray.

#313243

#333441

#34353f

#36373e

#38383c

Accessibility

Aa White text on this color

12.76:1

Aa Black text on this color

1.65:1

White text reads better on this background (12.76:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#303041 · ΔE 1.5

Deuteranopia

#303040 · ΔE 1.9

Tritanopia

#2f3d3c · ΔE 15.3

Achromatopsia

#323232 · ΔE 10.9

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

Code

CSS

background-color: #2f3145;

Tailwind (arbitrary value)

bg-[#2f3145]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#2f3145 (#2f3145) is rgb(47, 49, 69) in RGB.

No, #2f3145 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

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 #2f3145, or check how it holds up for accessibility.

Generate a palette → Check contrast