Recognised as Colour

#B9234B

#B9234B
Red
Dark
Nearest: Brown

#B9234B is a red with RGB values 185, 35, 75 and HSL 344°, 68%, 43%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#B9234B#B9234B

HEX#B9234B

RGBrgb(185, 35, 75)

RGB (0–1)0.7255, 0.1373, 0.2941

RGB percentages72.5%, 13.7%, 29.4%

HSLhsl(344, 68.2%, 43.1%)

HSV / HSBhsv(344, 81.1%, 72.5%)

CMYK0%, 81.1%, 59.5%, 27.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,133,195

CSS custom property--colour: #B9234B;

Brightness & contrast

Relative luminance0.12024WCAG 2.x, 0 is black and 1 is white

Perceived brightness107.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.17:1

Contrast with white6.17:1WCAG normal text: AA

Contrast with black3.4:1WCAG normal text: Fail

Greyscale equivalent#464646

Inverted#46DCB4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4E4E4Cno red cones; affects about 1% of men; ΔE 62.3 from the original

Deuteranopia#756C47no green cones; the most common form, about 1% of men; ΔE 62.5 from the original

Tritanopia#CB0035no blue cones; rare, and affects men and women equally; ΔE 18.6 from the original

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

Contrast with white, large text6.17:1WCAG large text: AAA

Contrast with black, large text3.4:1WCAG large text: AA

Named colours

Brown · ΔE 18.4 Indian red · ΔE 20.2 Crimson · ΔE 22 Firebrick · ΔE 22.5 Pale violetred · ΔE 28.3 Maroon · ΔE 29.8

Nearest named CSS colourBrown (#A52A2A)ΔE 18.35, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#23B991

Analogous#B92396, #B94623

Triadic#4BB923, #234BB9

Split complementary#23B946, #2396B9

Tetradic#96B923, #23B991, #4623B9

Tints, shades & saturation

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

Lighter +40%#F1B7C6

Lighter +30%#E98CA5

Lighter +20%#E16183

Lighter +10%#D93661

Darker −10%#8E1B3A

Darker −20%#631328

Darker −30%#380B17

Darker −40%#0D0305

More saturated +25%#D4083E

Less saturated −25%#9D3F58

Channel breakdown

R185

G35

B75

Red185 (72.5%)

Green35 (13.7%)

Blue75 (29.4%)

Hue344°

Saturation (HSL)68.18%

Lightness43.14%

Dominant channelRed

Hex per channelR B9 · G 23 · B 4B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B9234B (chemical formula)

Formula
99,830.35 g/mol
9235 atoms

B9234B has a molar mass of 99,830.35 g/mol, made up of 9235 atoms across 1 element: 9235 × B.

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Molar mass

Molar mass99,830.35 g/mol

Total atoms per molecule9235

Distinct elements1

Mass of one molecule1.657722 × 10^-19 g

Molecules per gram6.0323747 × 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 × 9235)99,830.35 g/mol, 100%

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Elements in this formula

Boron

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