#641004

Color #641004

A vivid, highly saturated dark red.

Closest named color Maroon #800000 · ΔE 15.81 Nearest Tailwind class red-900 #82181a · ΔE 6.9

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Conversions

HEX

#641004

RGB

rgb(100, 16, 4)

HSL

hsl(7.5, 92.3%, 20.4%)

HSV / HSB

hsv(7.5, 96%, 39.2%)

CMYK

cmyk(0%, 84%, 96%, 60.8%)

LAB

lab(20.4, 36.07, 29.11)

LCH

lch(20.4, 46.35, 38.9)

OKLCH

oklch(32.8%, 0.1187, 31.71)

HWB

hwb(7.5, 1.6%, 60.8%)

Harmony colors

Complementary

#045864

Analogous

#640428

#641004

#644004

Triadic

#641004

#046410

#100464

Split-complementary

#641004

#046440

#042864

Tetradic

#641004

#586404

#045864

#100464

Square

#641004

#286404

#045864

#400464

Shades

Color #641004 mixed toward black.

#530d03

#430b03

#320802

#210501

#110301

Tints

Color #641004 mixed toward white.

#a51a07

#e62509

#f7533c

#fa8d7d

#fcc6be

Tones

Color #641004 mixed toward gray.

#5c160c

#541c14

#4c221c

#442824

#3c2e2c

Accessibility

Aa White text on this color

12.98:1

Aa Black text on this color

1.62:1

White text reads better on this background (12.98:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#4d4d07 · ΔE 34

Deuteranopia

#515508 · ΔE 36.7

Tritanopia

#620a0a · ΔE 2.6

Achromatopsia

#313131 · ΔE 24

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

Code

CSS

background-color: #641004;

Tailwind (arbitrary value)

bg-[#641004]

Related colors

Salmon #fa8072

Misty Rose #ffe4e1

Tomato #ff6347

Red #ff0000

Maroon #800000

Black #000000

Frequently asked questions

#641004 (#641004) is rgb(100, 16, 4) in RGB.

No, #641004 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.

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Build something with this color

Generate a full palette from #641004, or check how it holds up for accessibility.

Generate a palette → Check contrast