Recognised as Colour

#B91632

#B91632
Red
Dark
Nearest: Firebrick

#B91632 is a red with RGB values 185, 22, 50 and HSL 350°, 79%, 41%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#B91632#B91632

HEX#B91632

RGBrgb(185, 22, 50)

RGB (0–1)0.7255, 0.0863, 0.1961

RGB percentages72.5%, 8.6%, 19.6%

HSLhsl(349.7, 78.7%, 40.6%)

HSV / HSBhsv(349.7, 88.1%, 72.5%)

CMYK0%, 88.1%, 73%, 27.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,129,842

CSS custom property--colour: #B91632;

Brightness & contrast

Relative luminance0.11118WCAG 2.x, 0 is black and 1 is white

Perceived brightness103.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.51:1

Contrast with white6.51:1WCAG normal text: AA

Contrast with black3.22:1WCAG normal text: Fail

Greyscale equivalent#3B3B3B

Inverted#46E9CD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4E4831no red cones; affects about 1% of men; ΔE 65.1 from the original

Deuteranopia#756A2Cno green cones; the most common form, about 1% of men; ΔE 65.7 from the original

Tritanopia#CC0024no blue cones; rare, and affects men and women equally; ΔE 14.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text6.51:1WCAG large text: AAA

Contrast with black, large text3.22:1WCAG large text: AA

Named colours

Firebrick · ΔE 9.9 Brown · ΔE 11.8 Crimson · ΔE 12.8 Dark red · ΔE 19.6 Maroon · ΔE 21.3 Indian red · ΔE 22.5

Nearest named CSS colourFirebrick (#B22222)ΔE 9.87, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#16B99D

Analogous#B91684, #B94C16

Triadic#32B916, #1632B9

Split complementary#16B94C, #1684B9

Tetradic#84B916, #16B99D, #4C16B9

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#F4A7B4

Lighter +30%#EF798D

Lighter +20%#EA4B67

Lighter +10%#E41E40

Darker −10%#8B1126

Darker −20%#5E0B19

Darker −30%#30060D

Darker −40%#030001

More saturated +25%#CF0024

Less saturated −25%#9F3043

Channel breakdown

R185

G22

B50

Red185 (72.5%)

Green22 (8.6%)

Blue50 (19.6%)

Hue349.69°

Saturation (HSL)78.74%

Lightness40.59%

Dominant channelRed

Hex per channelR B9 · G 16 · B 32

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B91632 (chemical formula)

Formula
990,541.92 g/mol
91632 atoms

B91632 has a molar mass of 990,541.92 g/mol, made up of 91632 atoms across 1 element: 91632 × B.

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Molar mass

Molar mass990,541.92 g/mol

Total atoms per molecule91632

Distinct elements1

Mass of one molecule1.6448336 × 10^-18 g

Molecules per gram6.0796425 × 10^17

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

B100%

Boron (B × 91632)990,541.92 g/mol, 100%

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Elements in this formula

Boron

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