Recognised as Colour

#B8565B

#B8565B
Red
Dark
Nearest: Indian red

#B8565B is a red with RGB values 184, 86, 91 and HSL 357°, 41%, 53%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#B8565B#B8565B

HEX#B8565B

RGBrgb(184, 86, 91)

RGB (0–1)0.7216, 0.3373, 0.3569

RGB percentages72.2%, 33.7%, 35.7%

HSLhsl(356.9, 40.8%, 52.9%)

HSV / HSBhsv(356.9, 53.3%, 72.2%)

CMYK0%, 53.3%, 50.5%, 27.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,080,731

CSS custom property--colour: #B8565B;

Brightness & contrast

Relative luminance0.17601WCAG 2.x, 0 is black and 1 is white

Perceived brightness124.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.65:1

Contrast with white4.65:1WCAG normal text: AA

Contrast with black4.52:1WCAG normal text: AA

Greyscale equivalent#6B6B6B

Inverted#47A9A4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6C685Bno red cones; affects about 1% of men; ΔE 42.1 from the original

Deuteranopia#847C59no green cones; the most common form, about 1% of men; ΔE 43.1 from the original

Tritanopia#C84858no blue cones; rare, and affects men and women equally; ΔE 12.1 from the original

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

Contrast with white, large text4.65:1WCAG large text: AAA

Contrast with black, large text4.52:1WCAG large text: AAA

Named colours

Indian red · ΔE 8.7 Light coral · ΔE 17.7 Pale violetred · ΔE 20.4 Brown · ΔE 20.7 Sienna · ΔE 22.8 Salmon · ΔE 22.9

Nearest named CSS colourIndian red (#CD5C5C)ΔE 8.73, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#56B8B3

Analogous#B8568C, #B88256

Triadic#5BB856, #565BB8

Split complementary#56B882, #568CB8

Tetradic#8CB856, #56B8B3, #8256B8

Tints, shades & saturation

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

Lighter +40%#F4E6E6

Lighter +30%#E5C2C4

Lighter +20%#D69EA1

Lighter +10%#C77A7E

Darker −10%#9A4145

Darker −20%#763235

Darker −30%#522325

Darker −40%#2E1415

More saturated +25%#D63840

Less saturated −25%#9A7476

Channel breakdown

R184

G86

B91

Red184 (72.2%)

Green86 (33.7%)

Blue91 (35.7%)

Hue356.94°

Saturation (HSL)40.83%

Lightness52.94%

Dominant channelRed

Hex per channelR B8 · G 56 · B 5B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B8565B (chemical formula)

Formula
92,598.46 g/mol
8566 atoms

B8565B has a molar mass of 92,598.46 g/mol, made up of 8566 atoms across 1 element: 8566 × B.

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Molar mass

Molar mass92,598.46 g/mol

Total atoms per molecule8566

Distinct elements1

Mass of one molecule1.5376336 × 10^-19 g

Molecules per gram6.5034999 × 10^18

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 × 8566)92,598.46 g/mol, 100%

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Elements in this formula

Boron

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