#212f45

Color #212f45

A muted dark blue.

Closest named color Charcoal #36454f · ΔE 12.8 Nearest Tailwind class slate-800 #1d293d · ΔE 2

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Conversions

HEX

#212f45

RGB

rgb(33, 47, 69)

HSL

hsl(216.7, 35.3%, 20%)

HSV / HSB

hsv(216.7, 52.2%, 27.1%)

CMYK

cmyk(52.2%, 31.9%, 0%, 72.9%)

LAB

lab(19.17, 1.32, -15.58)

LCH

lch(19.17, 15.64, 274.84)

OKLCH

oklch(30.3%, 0.0444, 259.22)

HWB

hwb(216.7, 12.9%, 72.9%)

Harmony colors

Complementary

#453721

Analogous

#214145

#212f45

#252145

Triadic

#212f45

#45212f

#2f4521

Split-complementary

#212f45

#452521

#414521

Tetradic

#212f45

#372145

#453721

#2f4521

Square

#212f45

#452141

#453721

#214525

Shades

Color #212f45 mixed toward black.

#1b273a

#161f2e

#101723

#0b1017

#05080c

Tints

Color #212f45 mixed toward white.

#374e73

#4d6ea1

#7591bd

#a3b6d3

#d1dae9

Tones

Color #212f45 mixed toward gray.

#243042

#27303f

#2a313c

#2d3239

#303236

Accessibility

Aa White text on this color

13.49:1

Aa Black text on this color

1.56:1

White text reads better on this background (13.49:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#282840 · ΔE 6.8

Deuteranopia

#27263f · ΔE 7.5

Tritanopia

#223d3c · ΔE 16

Achromatopsia

#2e2e2e · ΔE 11.6

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

Code

CSS

background-color: #212f45;

Tailwind (arbitrary value)

bg-[#212f45]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#212f45 (#212f45) is rgb(33, 47, 69) in RGB.

No, #212f45 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 #212f45, or check how it holds up for accessibility.

Generate a palette → Check contrast