Firebrick

Firebrick (#B5271D) is an intense dark color with a luminosity of 11%. It has a chroma value of 59.6 (out of 100). The closest web-safe color is #CC3333. The closest Pantone color is #BC322C, known as valiant-poppy (18-1549). The closest NCS color is #AA2D21, with the code NCS S 2570-Y80R. The grayscale version of this color is #515151. The contrast ratio with white is 6.4, and with black is 3.3. This meets the WCAG standard (4.5:1) for regular text (14pt) on a white background.

Lightness

Show relative


#FFFFFF

#F8D5D3

#F1ACA7

#EA827B

#E3594F

#DC2F23

#B0261C

#841C15

#58130E

#2C0907

#000000

Saturation


#DB0600

#D30D00

#CC1306

#C41A0E

#BD2015

#B5271D

#AD2E25

#A6342C

#9E3B34

#97413B

#8F4843

Shade


#B5352C

#B53229

#B52F26

#B52C23

#B52A20

#B5271D

#AE271D

#A6261D

#9F261D

#97251D

#90251D

Hue


#B51D1D

#B5361D

#B5501D

#B5691D

#B5821D

#B59C1D

#B5B51D

#9CB51D

#82B51D

#69B51D

#50B51D

#36B51D

#1DB51D

#1DB536

#1DB550

#1DB569

#1DB582

#1DB59C

#1DB5B5

#1D9CB5

#1D82B5

#1D69B5

#1D50B5

#1D36B5

#1D1DB5

#361DB5

#501DB5

#691DB5

#821DB5

#9C1DB5

#B51DB5

#B51D9C

#B51D82

#B51D69

#B51D50

#B51D36

Grayscale


#515151

Complimentary


#4AD8E2

WCAG contrast conformance

#B5271D meets the WCAG standard (4.5:1) for regular text (14pt) on a white background.

On a white background

6.4

Firebrick

On a black background

3.3

Firebrick

4.6

Firebrick (#B5271D) meets the WCAG standard (4.5:1) for regular text (14pt) on a khaki (#E2DE8E) background.


Firebrick

Composition

The colors that composes #B5271D

RGB


181

39

29

RYB


181

40

29

CMYK


0

78

84

29

CMY


29

85

89

Conversion

CSS values of #B5271D and various standards

CSS values


HEX

#B5271D


RGB

rgb(181, 39, 29)


HSL

hsl(4, 72%, 41%)


HWB

hwb(4, 11%, 29%)

Various standards


Ansi16

rgb(128, 0, 0)


Ansi256

rgb(204, 51, 51)


HCG

rgb(181, 39, 29)


Apple

rgb(181, 39, 29)

Closest Pantone color

valiant-poppy (18-1549)


#BC322C

Closest NCS color

NCS S 2570-Y80R


#AA2D21

Color harmonies

The basic color chords based on the color wheel

Split complementary


#1D5FB5

#B5271D

#1DB573

Triadic


#B5271D

#1DB527

#271DB5

Tetradic


#B5271D

#5FB51D

#1DABB5

#731DB5

Analogous


#B51D5F

#B5271D

#B5731D

Color blindness

Below is a simulation map of how people with vision deciciency perceive your color

Achromatopsia


#444444

Deuteranopia


#565619

Protanopia


#3F3F1C

Tritanopia


#B62626