#133d82

Color #133d82

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 13.21 Nearest Tailwind class blue-900 #1c398e · ΔE 3.3

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

Conversions

HEX

#133d82

RGB

rgb(19, 61, 130)

HSL

hsl(217.3, 74.5%, 29.2%)

HSV / HSB

hsv(217.3, 85.4%, 51%)

CMYK

cmyk(85.4%, 53.1%, 0%, 49%)

LAB

lab(26.98, 13.44, -42.87)

LCH

lch(26.98, 44.93, 287.41)

OKLCH

oklch(37.5%, 0.1254, 260.03)

HWB

hwb(217.3, 7.5%, 49%)

Harmony colors

Complementary

#825813

Analogous

#137482

#133d82

#201382

Triadic

#133d82

#82133d

#3d8213

Split-complementary

#133d82

#822013

#748213

Tetradic

#133d82

#581382

#825813

#3d8213

Square

#133d82

#821374

#825813

#138220

Shades

Color #133d82 mixed toward black.

#10336c

#0d2957

#091e41

#06142b

#030a16

Tints

Color #133d82 mixed toward white.

#1b56b6

#2d71e0

#6194e8

#96b8f0

#cadbf7

Tones

Color #133d82 mixed toward gray.

#1c3f79

#25416f

#2f4466

#38465d

#414854

Accessibility

Aa White text on this color

10.41:1

Aa Black text on this color

2.02:1

White text reads better on this background (10.41:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2b2b76 · ΔE 8.1

Deuteranopia

#282573 · ΔE 9.6

Tritanopia

#176b68 · ΔE 29.8

Achromatopsia

#404040 · ΔE 22.6

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

Code

CSS

background-color: #133d82;

Tailwind (arbitrary value)

bg-[#133d82]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Royal Blue #4169e1

Dodger Blue #1e90ff

Frequently asked questions

#133d82 (#133d82) is rgb(19, 61, 130) in RGB.

No, #133d82 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.

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 #133d82, or check how it holds up for accessibility.

Generate a palette → Check contrast