#cf210b

Color #cf210b

A vivid, highly saturated medium red.

Closest named color Orange Red #ff4500 · ΔE 19.5 Nearest Tailwind class orange-700 #ca3500 · ΔE 4.1

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Conversions

HEX

#cf210b

RGB

rgb(207, 33, 11)

HSL

hsl(6.7, 89.9%, 42.7%)

HSV / HSB

hsv(6.7, 94.7%, 81.2%)

CMYK

cmyk(0%, 84.1%, 94.7%, 18.8%)

LAB

lab(44.78, 64.02, 54.74)

LCH

lch(44.78, 84.23, 40.53)

OKLCH

oklch(54.9%, 0.2087, 30.74)

HWB

hwb(6.7, 4.3%, 18.8%)

Harmony colors

Complementary

#0bb9cf

Analogous

#cf0b57

#cf210b

#cf830b

Triadic

#cf210b

#0bcf21

#210bcf

Split-complementary

#cf210b

#0bcf83

#0b57cf

Tetradic

#cf210b

#b9cf0b

#0bb9cf

#210bcf

Square

#cf210b

#57cf0b

#0bb9cf

#830bcf

Shades

Color #cf210b mixed toward black.

#ac1b09

#8a1607

#671005

#450b04

#220502

Tints

Color #cf210b mixed toward white.

#f33018

#f55a46

#f88374

#faaca3

#fdd6d1

Tones

Color #cf210b mixed toward gray.

#be2e1b

#ae3a2c

#9e473c

#8e544c

#7d605d

Accessibility

Aa White text on this color

5.42:1

Aa Black text on this color

3.88:1

White text reads better on this background (5.42:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#a2a112 · ΔE 50.3

Deuteranopia

#a9b114 · ΔE 54.9

Tritanopia

#ca1718 · ΔE 3.4

Achromatopsia

#6a6a6a · ΔE 29.1

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

Code

CSS

background-color: #cf210b;

Tailwind (arbitrary value)

bg-[#cf210b]

Related colors

Salmon #fa8072

Misty Rose #ffe4e1

Tomato #ff6347

Red #ff0000

Maroon #800000

Black #000000

Frequently asked questions

#cf210b (#cf210b) is rgb(207, 33, 11) in RGB.

No, #cf210b 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 #cf210b, or check how it holds up for accessibility.

Generate a palette → Check contrast