#021b37

Color #021b37

A vivid, highly saturated very dark blue.

Closest named color Black #000000 · ΔE 23.32 Nearest Tailwind class slate-900 #0f172b · ΔE 4.5

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Conversions

HEX

#021b37

RGB

rgb(2, 27, 55)

HSL

hsl(211.7, 93%, 11.2%)

HSV / HSB

hsv(211.7, 96.4%, 21.6%)

CMYK

cmyk(96.4%, 50.9%, 0%, 78.4%)

LAB

lab(9.58, 3.05, -21.04)

LCH

lch(9.58, 21.26, 278.25)

OKLCH

oklch(22.1%, 0.0632, 252.97)

HWB

hwb(211.7, 0.8%, 78.4%)

Harmony colors

Complementary

#371e02

Analogous

#023637

#021b37

#040237

Triadic

#021b37

#37021b

#1b3702

Split-complementary

#021b37

#370402

#363702

Tetradic

#021b37

#1e0237

#371e02

#1b3702

Square

#021b37

#370236

#371e02

#023704

Shades

Color #021b37 mixed toward black.

#02172e

#011225

#010e1c

#010912

#000509

Tints

Color #021b37 mixed toward white.

#053f80

#0763c9

#2488f7

#6db0fa

#b6d7fc

Tones

Color #021b37 mixed toward gray.

#061b33

#0b1c2e

#0f1c2a

#141c25

#181c21

Accessibility

Aa White text on this color

17.29:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.29:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#101032 · ΔE 7.8

Deuteranopia

#0e0c30 · ΔE 8.2

Tritanopia

#042d2c · ΔE 19.9

Achromatopsia

#1b1b1b · ΔE 14.5

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

Code

CSS

background-color: #021b37;

Tailwind (arbitrary value)

bg-[#021b37]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Light Steel Blue #b0c4de

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#021b37 (#021b37) is rgb(2, 27, 55) in RGB.

No, #021b37 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 #021b37, or check how it holds up for accessibility.

Generate a palette → Check contrast