#021a3f

Color #021a3f

A vivid, highly saturated very dark blue.

Closest named color Charcoal #36454f · ΔE 28.27 Nearest Tailwind class blue-950 #162456 · ΔE 4.8

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

Conversions

HEX

#021a3f

RGB

rgb(2, 26, 63)

HSL

hsl(216.4, 93.8%, 12.7%)

HSV / HSB

hsv(216.4, 96.8%, 24.7%)

CMYK

cmyk(96.8%, 58.7%, 0%, 75.3%)

LAB

lab(9.88, 7.76, -26.27)

LCH

lch(9.88, 27.39, 286.46)

OKLCH

oklch(22.6%, 0.0775, 258.08)

HWB

hwb(216.4, 0.8%, 75.3%)

Harmony colors

Complementary

#3f2702

Analogous

#02383f

#021a3f

#08023f

Triadic

#021a3f

#3f021a

#1a3f02

Split-complementary

#021a3f

#3f0802

#383f02

Tetradic

#021a3f

#27023f

#3f2702

#1a3f02

Square

#021a3f

#3f0238

#3f2702

#023f08

Shades

Color #021a3f mixed toward black.

#021634

#01112a

#010d1f

#010915

#00040a

Tints

Color #021a3f mixed toward white.

#043887

#0755cf

#2779f8

#6fa6fa

#b7d2fd

Tones

Color #021a3f mixed toward gray.

#071b3a

#0c1c35

#111d30

#161e2b

#1b1f25

Accessibility

Aa White text on this color

17.18:1

Aa Black text on this color

1.22:1

White text reads better on this background (17.18:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0f0f38 · ΔE 5.8

Deuteranopia

#0e0c37 · ΔE 6.4

Tritanopia

#043331 · ΔE 23.9

Achromatopsia

#1b1b1b · ΔE 17.4

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

Code

CSS

background-color: #021a3f;

Tailwind (arbitrary value)

bg-[#021a3f]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#021a3f (#021a3f) is rgb(2, 26, 63) in RGB.

No, #021a3f 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 #021a3f, or check how it holds up for accessibility.

Generate a palette → Check contrast