#212f59

Color #212f59

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 24.04 Nearest Tailwind class blue-950 #162456 · ΔE 3.7

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

Conversions

HEX

#212f59

RGB

rgb(33, 47, 89)

HSL

hsl(225, 45.9%, 23.9%)

HSV / HSB

hsv(225, 62.9%, 34.9%)

CMYK

cmyk(62.9%, 47.2%, 0%, 65.1%)

LAB

lab(20.35, 8.81, -27.14)

LCH

lch(20.35, 28.53, 287.98)

OKLCH

oklch(31.7%, 0.0774, 267.93)

HWB

hwb(225, 12.9%, 65.1%)

Harmony colors

Complementary

#594b21

Analogous

#214b59

#212f59

#2f2159

Triadic

#212f59

#59212f

#2f5921

Split-complementary

#212f59

#592f21

#4b5921

Tetradic

#212f59

#4b2159

#594b21

#2f5921

Square

#212f59

#59214b

#594b21

#21592f

Shades

Color #212f59 mixed toward black.

#1b274a

#161f3b

#10172c

#0b101e

#05080f

Tints

Color #212f59 mixed toward white.

#324888

#4461b7

#7188cb

#a1afdc

#d0d7ee

Tones

Color #212f59 mixed toward gray.

#263154

#2a3450

#2f364b

#343846

#383b42

Accessibility

Aa White text on this color

13:1

Aa Black text on this color

1.62:1

White text reads better on this background (13:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#282851 · ΔE 4.2

Deuteranopia

#27264f · ΔE 4.8

Tritanopia

#224a49 · ΔE 23.7

Achromatopsia

#313131 · ΔE 17.9

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

Code

CSS

background-color: #212f59;

Tailwind (arbitrary value)

bg-[#212f59]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#212f59 (#212f59) is rgb(33, 47, 89) in RGB.

No, #212f59 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.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #212f59, or check how it holds up for accessibility.

Generate a palette → Check contrast