#66001b

Color #66001b

A vivid, highly saturated dark pink.

Closest named color Maroon #800000 · ΔE 23.88 Nearest Tailwind class rose-950 #4d0218 · ΔE 5.7

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Conversions

HEX

#66001b

RGB

rgb(102, 0, 27)

HSL

hsl(344.1, 100%, 20%)

HSV / HSB

hsv(344.1, 100%, 40%)

CMYK

cmyk(0%, 100%, 73.5%, 60%)

LAB

lab(19.66, 41.76, 15.79)

LCH

lch(19.66, 44.65, 20.71)

OKLCH

oklch(32.4%, 0.1296, 16.55)

HWB

hwb(344.1, 0%, 60%)

Harmony colors

Complementary

#00664b

Analogous

#66004e

#66001b

#661800

Triadic

#66001b

#1b6600

#001b66

Split-complementary

#66001b

#006618

#004e66

Tetradic

#66001b

#664b00

#00664b

#001b66

Square

#66001b

#4e6600

#00664b

#180066

Shades

Color #66001b mixed toward black.

#550017

#440012

#33000e

#220009

#110005

Tints

Color #66001b mixed toward white.

#aa002d

#ee003f

#ff3369

#ff779b

#ffbbcd

Tones

Color #66001b mixed toward gray.

#5e081f

#551123

#4d1a27

#44222b

#3c2b2f

Accessibility

Aa White text on this color

13.28:1

Aa Black text on this color

1.58:1

White text reads better on this background (13.28:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4e4d17 · ΔE 38.6

Deuteranopia

#515615 · ΔE 42.8

Tritanopia

#641211 · ΔE 6.3

Achromatopsia

#303030 · ΔE 24.3

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

Code

CSS

background-color: #66001b;

Tailwind (arbitrary value)

bg-[#66001b]

Related colors

Pale Violet Red #db7093

Crimson #dc143c

Lavender Blush #fff0f5

Pink #ffc0cb

Light Pink #ffb6c1

Hot Pink #ff69b4

Frequently asked questions

#66001b (#66001b) is rgb(102, 0, 27) in RGB.

No, #66001b 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 #66001b, or check how it holds up for accessibility.

Generate a palette → Check contrast