#b91000

Color #b91000

A vivid, highly saturated dark red.

Closest named color Firebrick #b22222 · ΔE 16.22 Nearest Tailwind class red-700 #c10007 · ΔE 2.1

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

Conversions

HEX

#b91000

RGB

rgb(185, 16, 0)

HSL

hsl(5.2, 100%, 36.3%)

HSV / HSB

hsv(5.2, 100%, 72.5%)

CMYK

cmyk(0%, 91.4%, 100%, 27.5%)

LAB

lab(39.05, 61.07, 53.03)

LCH

lch(39.05, 80.88, 40.97)

OKLCH

oklch(49.8%, 0.198, 30.31)

HWB

hwb(5.2, 0%, 27.5%)

Harmony colors

Complementary

#00a9b9

Analogous

#b9004d

#b91000

#b96d00

Triadic

#b91000

#00b910

#1000b9

Split-complementary

#b91000

#00b96d

#004db9

Tetradic

#b91000

#a9b900

#00a9b9

#1000b9

Square

#b91000

#4db900

#00a9b9

#6d00b9

Shades

Color #b91000 mixed toward black.

#9a0d00

#7b0b00

#5d0800

#3e0500

#1f0300

Tints

Color #b91000 mixed toward white.

#ef1500

#ff3926

#ff6b5d

#ff9c93

#ffcec9

Tones

Color #b91000 mixed toward gray.

#aa1d0f

#9a2a1f

#8b362e

#7b433e

#6c504d

Accessibility

Aa White text on this color

6.69:1

Aa Black text on this color

3.14:1

White text reads better on this background (6.69:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#908f04 · ΔE 48.5

Deuteranopia

#969e05 · ΔE 53.7

Tritanopia

#b50708 · ΔE 2.1

Achromatopsia

#5c5c5c · ΔE 28.7

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

Code

CSS

background-color: #b91000;

Tailwind (arbitrary value)

bg-[#b91000]

Related colors

Misty Rose #ffe4e1

Salmon #fa8072

Tomato #ff6347

Red #ff0000

Maroon #800000

Black #000000

Frequently asked questions

#b91000 (#b91000) is rgb(185, 16, 0) in RGB.

No, #b91000 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.

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.

Try it →

Build something with this color

Generate a full palette from #b91000, or check how it holds up for accessibility.

Generate a palette → Check contrast