#400a00

Color #400a00

A vivid, highly saturated very dark red.

Closest named color Black #000000 · ΔE 32.75 Nearest Tailwind class orange-950 #441306 · ΔE 2.5

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Conversions

HEX

#400a00

RGB

rgb(64, 10, 0)

HSL

hsl(9.4, 100%, 12.5%)

HSV / HSB

hsv(9.4, 100%, 25.1%)

CMYK

cmyk(0%, 84.4%, 100%, 74.9%)

LAB

lab(11.33, 25.2, 17.59)

LCH

lch(11.33, 30.73, 34.92)

OKLCH

oklch(24.5%, 0.0852, 35.35)

HWB

hwb(9.4, 0%, 74.9%)

Harmony colors

Complementary

#003640

Analogous

#400016

#400a00

#402a00

Triadic

#400a00

#00400a

#0a0040

Split-complementary

#400a00

#00402a

#001640

Tetradic

#400a00

#364000

#003640

#0a0040

Square

#400a00

#164000

#003640

#2a0040

Shades

Color #400a00 mixed toward black.

#350800

#2b0700

#200500

#150300

#0b0200

Tints

Color #400a00 mixed toward white.

#8a1600

#d42100

#ff4320

#ff826a

#ffc0b5

Tones

Color #400a00 mixed toward gray.

#3a0e05

#35110b

#301510

#2b1915

#251c1b

Accessibility

Aa White text on this color

16.65:1

Aa Black text on this color

1.26:1

White text reads better on this background (16.65:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#313002 · ΔE 27.6

Deuteranopia

#333603 · ΔE 30

Tritanopia

#3e0405 · ΔE 3.4

Achromatopsia

#1e1e1e · ΔE 21

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

Code

CSS

background-color: #400a00;

Tailwind (arbitrary value)

bg-[#400a00]

Related colors

Tomato #ff6347

Salmon #fa8072

Misty Rose #ffe4e1

Dark Salmon #e9967a

Coral #ff7f50

Orange Red #ff4500

Frequently asked questions

#400a00 (#400a00) is rgb(64, 10, 0) in RGB.

No, #400a00 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 #400a00, or check how it holds up for accessibility.

Generate a palette → Check contrast