#133f3f

Color #133f3f

A moderately saturated very dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 8.04 Nearest Tailwind class teal-950 #022f2e · ΔE 5

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

Conversions

HEX

#133f3f

RGB

rgb(19, 63, 63)

HSL

hsl(180, 53.7%, 16.1%)

HSV / HSB

hsv(180, 69.8%, 24.7%)

CMYK

cmyk(69.8%, 0%, 0%, 75.3%)

LAB

lab(23.84, -14.73, -4.46)

LCH

lch(23.84, 15.39, 196.85)

OKLCH

oklch(33.8%, 0.0474, 195.18)

HWB

hwb(180, 7.5%, 75.3%)

Harmony colors

Complementary

#3f1313

Analogous

#133f29

#133f3f

#13293f

Triadic

#133f3f

#3f133f

#3f3f13

Split-complementary

#133f3f

#3f1329

#3f2913

Tetradic

#133f3f

#13133f

#3f1313

#3f3f13

Square

#133f3f

#29133f

#3f1313

#293f13

Shades

Color #133f3f mixed toward black.

#103535

#0d2a2a

#0a2020

#061515

#030b0b

Tints

Color #133f3f mixed toward white.

#247676

#34adad

#5bcdcd

#91dede

#c8eeee

Tones

Color #133f3f mixed toward gray.

#173b3b

#1a3838

#1e3434

#223030

#252d2d

Accessibility

Aa White text on this color

11.6:1

Aa Black text on this color

1.81:1

White text reads better on this background (11.6:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2c2c3f · ΔE 21.6

Deuteranopia

#2a263f · ΔE 24.9

Tritanopia

#173f3f · ΔE 0.7

Achromatopsia

#393939 · ΔE 14.9

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

Code

CSS

background-color: #133f3f;

Tailwind (arbitrary value)

bg-[#133f3f]

Related colors

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Dark Slate Gray #2f4f4f

Light Cyan #e0ffff

Pale Turquoise #afeeee

Frequently asked questions

#133f3f (#133f3f) is rgb(19, 63, 63) in RGB.

No, #133f3f 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.

Try it → Generators

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 #133f3f, or check how it holds up for accessibility.

Generate a palette → Check contrast