#1f5b6f

Color #1f5b6f

A moderately saturated dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 14.05 Nearest Tailwind class cyan-800 #005f78 · ΔE 2.4

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

Conversions

HEX

#1f5b6f

RGB

rgb(31, 91, 111)

HSL

hsl(195, 56.3%, 27.8%)

HSV / HSB

hsv(195, 72.1%, 43.5%)

CMYK

cmyk(72.1%, 18%, 0%, 56.5%)

LAB

lab(35.83, -12.1, -17)

LCH

lch(35.83, 20.87, 234.56)

OKLCH

oklch(44.2%, 0.0685, 223.88)

HWB

hwb(195, 12.2%, 56.5%)

Harmony colors

Complementary

#6f331f

Analogous

#1f6f5b

#1f5b6f

#1f336f

Triadic

#1f5b6f

#6f1f5b

#5b6f1f

Split-complementary

#1f5b6f

#6f1f33

#6f5b1f

Tetradic

#1f5b6f

#331f6f

#6f331f

#5b6f1f

Square

#1f5b6f

#5b1f6f

#6f331f

#336f1f

Shades

Color #1f5b6f mixed toward black.

#1a4c5c

#153d4a

#0f2d37

#0a1e25

#050f12

Tints

Color #1f5b6f mixed toward white.

#2c829f

#3fa7c9

#6fbdd7

#9fd3e4

#cfe9f2

Tones

Color #1f5b6f mixed toward gray.

#265868

#2c5461

#33515b

#3a4e54

#404a4e

Accessibility

Aa White text on this color

7.54:1

Aa Black text on this color

2.78:1

White text reads better on this background (7.54:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#41426b · ΔE 20

Deuteranopia

#3e3969 · ΔE 21.4

Tritanopia

#256766 · ΔE 11.1

Achromatopsia

#545454 · ΔE 15.9

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

Code

CSS

background-color: #1f5b6f;

Tailwind (arbitrary value)

bg-[#1f5b6f]

Related colors

Deep Sky Blue #00bfff

Light Blue #add8e6

Sky Blue #87ceeb

Light Sky Blue #87cefa

Powder Blue #b0e0e6

Charcoal #36454f

Frequently asked questions

#1f5b6f (#1f5b6f) is rgb(31, 91, 111) in RGB.

No, #1f5b6f 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.

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 #1f5b6f, or check how it holds up for accessibility.

Generate a palette → Check contrast