Recognised as Colour

#B80249

#B80249
Red
Dark
Nearest: Crimson

#B80249 is a red with RGB values 184, 2, 73 and HSL 337°, 98%, 36%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#B80249#B80249

HEX#B80249

RGBrgb(184, 2, 73)

RGB (0–1)0.7216, 0.0078, 0.2863

RGB percentages72.2%, 0.8%, 28.6%

HSLhsl(336.6, 97.8%, 36.5%)

HSV / HSBhsv(336.6, 98.9%, 72.2%)

CMYK0%, 98.9%, 60.3%, 27.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,059,209

CSS custom property--colour: #B80249;

Brightness & contrast

Relative luminance0.10715WCAG 2.x, 0 is black and 1 is white

Perceived brightness103.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.68:1

Contrast with white6.68:1WCAG normal text: AA

Contrast with black3.14:1WCAG normal text: Fail

Greyscale equivalent#2E2E2E

Inverted#47FDB6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#45464Ano red cones; affects about 1% of men; ΔE 67 from the original

Deuteranopia#706845no green cones; the most common form, about 1% of men; ΔE 67.8 from the original

Tritanopia#CA002Ano blue cones; rare, and affects men and women equally; ΔE 24.5 from the original

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

Contrast with white, large text6.68:1WCAG large text: AAA

Contrast with black, large text3.14:1WCAG large text: AA

Named colours

Crimson · ΔE 22.1 Brown · ΔE 22.5 Firebrick · ΔE 25.3 Indian red · ΔE 25.9 Medium violet red · ΔE 30.3 Pale violetred · ΔE 31.8

Nearest named CSS colourCrimson (#DC143C)ΔE 22.14, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#02B871

Analogous#B802A4, #B81602

Triadic#49B802, #0249B8

Split complementary#02B816, #02A4B8

Tetradic#A4B802, #02B871, #1602B8

Tints, shades & saturation

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

Lighter +40%#FE88B6

Lighter +30%#FD5697

Lighter +20%#FD2378

Lighter +10%#EA035D

Darker −10%#860135

Darker −20%#530121

Darker −30%#21000D

Darker −40%#000000

More saturated +25%#BA0049

Less saturated −25%#A1194E

Channel breakdown

R184

B73

Red184 (72.2%)

Green2 (0.8%)

Blue73 (28.6%)

Hue336.59°

Saturation (HSL)97.85%

Lightness36.47%

Dominant channelRed

Hex per channelR B8 · G 02 · B 49

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B80249 (chemical formula)

Formula
867,491.69 g/mol
80249 atoms

B80249 has a molar mass of 867,491.69 g/mol, made up of 80249 atoms across 1 element: 80249 × B.

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Molar mass

Molar mass867,491.69 g/mol

Total atoms per molecule80249

Distinct elements1

Mass of one molecule1.4405038 × 10^-18 g

Molecules per gram6.9420155 × 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 × 80249)867,491.69 g/mol, 100%

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Elements in this formula

Boron

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