#21385a

Color #21385a

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 17.11 Nearest Tailwind class slate-700 #314158 · ΔE 4.8

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Conversions

HEX

#21385a

RGB

rgb(33, 56, 90)

HSL

hsl(215.8, 46.3%, 24.1%)

HSV / HSB

hsv(215.8, 63.3%, 35.3%)

CMYK

cmyk(63.3%, 37.8%, 0%, 64.7%)

LAB

lab(23.3, 2.84, -23.12)

LCH

lch(23.3, 23.29, 277)

OKLCH

oklch(34%, 0.0669, 258)

HWB

hwb(215.8, 12.9%, 64.7%)

Harmony colors

Complementary

#5a4321

Analogous

#21545a

#21385a

#27215a

Triadic

#21385a

#5a2138

#385a21

Split-complementary

#21385a

#5a2721

#545a21

Tetradic

#21385a

#43215a

#5a4321

#385a21

Square

#21385a

#5a2154

#5a4321

#215a27

Shades

Color #21385a mixed toward black.

#1c2f4b

#16253c

#111c2d

#0b131e

#06090f

Tints

Color #21385a mixed toward white.

#325589

#4473b8

#7196cb

#a1b9dc

#d0dcee

Tones

Color #21385a mixed toward gray.

#263955

#2a3a50

#2f3b4c

#343c47

#393d42

Accessibility

Aa White text on this color

11.81:1

Aa Black text on this color

1.78:1

White text reads better on this background (11.81:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2d2d53 · ΔE 7.7

Deuteranopia

#2b2952 · ΔE 8.6

Tritanopia

#234d4c · ΔE 20.4

Achromatopsia

#383838 · ΔE 15.4

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

Code

CSS

background-color: #21385a;

Tailwind (arbitrary value)

bg-[#21385a]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#21385a (#21385a) is rgb(33, 56, 90) in RGB.

No, #21385a 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 #21385a, or check how it holds up for accessibility.

Generate a palette → Check contrast