Recognised as Colour

#B2275B

#B2275B
Red
Dark
Nearest: Pale violetred

#B2275B is a red with RGB values 178, 39, 91 and HSL 338°, 64%, 43%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Pale violetred.

Colour values

#B2275B#B2275B

HEX#B2275B

RGBrgb(178, 39, 91)

RGB (0–1)0.698, 0.1529, 0.3569

RGB percentages69.8%, 15.3%, 35.7%

HSLhsl(337.6, 64.1%, 42.5%)

HSV / HSBhsv(337.6, 78.1%, 69.8%)

CMYK0%, 78.1%, 48.9%, 30.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,675,483

CSS custom property--colour: #B2275B;

Brightness & contrast

Relative luminance0.11671WCAG 2.x, 0 is black and 1 is white

Perceived brightness106.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.3:1

Contrast with white6.3:1WCAG normal text: AA

Contrast with black3.33:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#4DD8A4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4A4F5Cno red cones; affects about 1% of men; ΔE 58.5 from the original

Deuteranopia#6E6A58no green cones; the most common form, about 1% of men; ΔE 60 from the original

Tritanopia#C2003Eno blue cones; rare, and affects men and women equally; ΔE 21.2 from the original

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

Contrast with white, large text6.3:1WCAG large text: AAA

Contrast with black, large text3.33:1WCAG large text: AA

Named colours

Pale violetred · ΔE 23.7 Medium violet red · ΔE 24 Indian red · ΔE 25.3 Brown · ΔE 27.5 Hot pink · ΔE 29.7 Deep pink · ΔE 32.4

Nearest named CSS colourPale violetred (#DB7093)ΔE 23.71, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#27B27E

Analogous#B227A1, #B23827

Triadic#5BB227, #275BB2

Split complementary#27B238, #27A1B2

Tetradic#A1B227, #27B27E, #3827B2

Tints, shades & saturation

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

Lighter +40%#EFB6CB

Lighter +30%#E68CAE

Lighter +20%#DD6290

Lighter +10%#D43872

Darker −10%#881E46

Darker −20%#5E1530

Darker −30%#340C1B

Darker −40%#0B0205

More saturated +25%#CD0C54

Less saturated −25%#974262

Channel breakdown

R178

G39

B91

Red178 (69.8%)

Green39 (15.3%)

Blue91 (35.7%)

Hue337.55°

Saturation (HSL)64.06%

Lightness42.55%

Dominant channelRed

Hex per channelR B2 · G 27 · B 5B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B2275B (chemical formula)

Formula
24,603.56 g/mol
2276 atoms

B2275B has a molar mass of 24,603.56 g/mol, made up of 2276 atoms across 1 element: 2276 × B.

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Molar mass

Molar mass24,603.56 g/mol

Total atoms per molecule2276

Distinct elements1

Mass of one molecule4.0855173 × 10^-20 g

Molecules per gram2.4476705 × 10^19

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 × 2276)24,603.56 g/mol, 100%

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Elements in this formula

Boron

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