#1b646c

Color #1b646c

A moderately saturated dark cyan.

Closest named color Dark Slate Gray #2f4f4f · ΔE 12.54 Nearest Tailwind class teal-800 #005f5a · ΔE 7

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Conversions

HEX

#1b646c

RGB

rgb(27, 100, 108)

HSL

hsl(185.9, 60%, 26.5%)

HSV / HSB

hsv(185.9, 75%, 42.4%)

CMYK

cmyk(75%, 7.4%, 0%, 57.6%)

LAB

lab(38.6, -18.87, -10.94)

LCH

lch(38.6, 21.81, 210.1)

OKLCH

oklch(46.3%, 0.07, 205.76)

HWB

hwb(185.9, 10.6%, 57.6%)

Harmony colors

Complementary

#6c231b

Analogous

#1b6c4c

#1b646c

#1b3c6c

Triadic

#1b646c

#6c1b64

#646c1b

Split-complementary

#1b646c

#6c1b3c

#6c4c1b

Tetradic

#1b646c

#231b6c

#6c231b

#646c1b

Square

#1b646c

#4c1b6c

#6c231b

#3c6c1b

Shades

Color #1b646c mixed toward black.

#17535a

#124348

#0e3236

#092124

#051112

Tints

Color #1b646c mixed toward white.

#28929e

#37becd

#69ceda

#9bdfe6

#cdeff3

Tones

Color #1b646c mixed toward gray.

#225f65

#29595f

#2f5458

#364e51

#3d494a

Accessibility

Aa White text on this color

6.8:1

Aa Black text on this color

3.09:1

White text reads better on this background (6.8:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#46476a · ΔE 24.8

Deuteranopia

#423c6a · ΔE 26.9

Tritanopia

#236968 · ΔE 4.5

Achromatopsia

#5b5b5b · ΔE 17.9

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

Code

CSS

background-color: #1b646c;

Tailwind (arbitrary value)

bg-[#1b646c]

Related colors

Powder Blue #b0e0e6

Cadet Blue #5f9ea0

Dark Turquoise #00ced1

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#1b646c (#1b646c) is rgb(27, 100, 108) in RGB.

No, #1b646c 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.

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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 #1b646c, or check how it holds up for accessibility.

Generate a palette → Check contrast