#b00400

Color #b00400

A vivid, highly saturated dark red.

Closest named color Firebrick #b22222 · ΔE 14.12 Nearest Tailwind class red-700 #c10007 · ΔE 3.4

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

Conversions

HEX

#b00400

RGB

rgb(176, 4, 0)

HSL

hsl(1.4, 100%, 34.5%)

HSV / HSB

hsv(1.4, 100%, 69%)

CMYK

cmyk(0%, 97.7%, 100%, 31%)

LAB

lab(36.59, 60.17, 50.88)

LCH

lch(36.59, 78.8, 40.22)

OKLCH

oklch(47.7%, 0.194, 29.53)

HWB

hwb(1.4, 0%, 31%)

Harmony colors

Complementary

#00acb0

Analogous

#b00054

#b00400

#b05c00

Triadic

#b00400

#00b004

#0400b0

Split-complementary

#b00400

#00b05c

#0054b0

Tetradic

#b00400

#acb000

#00acb0

#0400b0

Square

#b00400

#54b000

#00acb0

#5c00b0

Shades

Color #b00400 mixed toward black.

#930300

#750300

#580200

#3b0100

#1d0100

Tints

Color #b00400 mixed toward white.

#e80500

#ff2520

#ff5c58

#ff9290

#ffc9c7

Tones

Color #b00400 mixed toward gray.

#a1120f

#93201d

#842e2c

#753c3b

#674a49

Accessibility

Aa White text on this color

7.33:1

Aa Black text on this color

2.86:1

White text reads better on this background (7.33:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#888701 · ΔE 47.7

Deuteranopia

#8e9601 · ΔE 53.1

Tritanopia

#ac0202 · ΔE 1

Achromatopsia

#565656 · ΔE 28.5

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

Code

CSS

background-color: #b00400;

Tailwind (arbitrary value)

bg-[#b00400]

Related colors

Red #ff0000

Maroon #800000

Black #000000

Brown #a52a2a

Dark Gray #a9a9a9

Dark Red #8b0000

Frequently asked questions

#b00400 (#b00400) is rgb(176, 4, 0) in RGB.

No, #b00400 is not web-safe. The nearest web-safe colors are among its tones and shades below.

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 #b00400, or check how it holds up for accessibility.

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