#133a72

Color #133a72

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 19.17 Nearest Tailwind class blue-900 #1c398e · ΔE 5

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

Conversions

HEX

#133a72

RGB

rgb(19, 58, 114)

HSL

hsl(215.4, 71.4%, 26.1%)

HSV / HSB

hsv(215.4, 83.3%, 44.7%)

CMYK

cmyk(83.3%, 49.1%, 0%, 55.3%)

LAB

lab(24.89, 8.81, -36.15)

LCH

lch(24.89, 37.21, 283.7)

OKLCH

oklch(35.5%, 0.1061, 258.14)

HWB

hwb(215.4, 7.5%, 55.3%)

Harmony colors

Complementary

#724b13

Analogous

#136a72

#133a72

#1c1372

Triadic

#133a72

#72133a

#3a7213

Split-complementary

#133a72

#721c13

#6a7213

Tetradic

#133a72

#4b1372

#724b13

#3a7213

Square

#133a72

#72136a

#724b13

#13721c

Shades

Color #133a72 mixed toward black.

#10305f

#0d274c

#0a1d39

#061326

#030a13

Tints

Color #133a72 mixed toward white.

#1c55a8

#2871db

#5e95e4

#93b8ed

#c9dcf6

Tones

Color #133a72 mixed toward gray.

#1b3b6a

#233d62

#2b3e5a

#334052

#3b414a

Accessibility

Aa White text on this color

11.19:1

Aa Black text on this color

1.88:1

White text reads better on this background (11.19:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#292968 · ΔE 8.4

Deuteranopia

#272465 · ΔE 9.7

Tritanopia

#175f5d · ΔE 26.5

Achromatopsia

#3b3b3b · ΔE 20.5

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

Code

CSS

background-color: #133a72;

Tailwind (arbitrary value)

bg-[#133a72]

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

#133a72 (#133a72) is rgb(19, 58, 114) in RGB.

No, #133a72 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 #133a72, or check how it holds up for accessibility.

Generate a palette → Check contrast