Recognised as Colour

#B75646

#B75646
Red
Dark
Nearest: Indian red

#B75646 is a red with RGB values 183, 86, 70 and HSL 8°, 45%, 50%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#B75646#B75646

HEX#B75646

RGBrgb(183, 86, 70)

RGB (0–1)0.7176, 0.3373, 0.2745

RGB percentages71.8%, 33.7%, 27.5%

HSLhsl(8.5, 44.7%, 49.6%)

HSV / HSBhsv(8.5, 61.7%, 71.8%)

CMYK0%, 53%, 61.7%, 28.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,015,174

CSS custom property--colour: #B75646;

Brightness & contrast

Relative luminance0.17165WCAG 2.x, 0 is black and 1 is white

Perceived brightness122.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.74:1

Contrast with white4.74:1WCAG normal text: AA

Contrast with black4.43:1WCAG normal text: Fail

Greyscale equivalent#696969

Inverted#48A9B9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6F6644no red cones; affects about 1% of men; ΔE 41 from the original

Deuteranopia#867B44no green cones; the most common form, about 1% of men; ΔE 42 from the original

Tritanopia#C84452no blue cones; rare, and affects men and women equally; ΔE 16.7 from the original

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

Contrast with white, large text4.74:1WCAG large text: AAA

Contrast with black, large text4.43:1WCAG large text: AA

Named colours

Indian red · ΔE 10.2 Sienna · ΔE 12.5 Brown · ΔE 16.2 Light coral · ΔE 20.2 Salmon · ΔE 20.2 Saddle brown · ΔE 20.6

Nearest named CSS colourIndian red (#CD5C5C)ΔE 10.25, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#46A7B7

Analogous#B7466E, #B78F46

Triadic#46B756, #5646B7

Split complementary#46B78E, #466FB7

Tetradic#6FB746, #46A7B7, #8F46B7

Tints, shades & saturation

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

Lighter +40%#F0DCD9

Lighter +30%#E2BAB4

Lighter +20%#D4998F

Lighter +10%#C6776A

Darker −10%#924538

Darker −20%#6D332A

Darker −30%#48221C

Darker −40%#23110E

More saturated +25%#D73F26

Less saturated −25%#976D66

Channel breakdown

R183

G86

B70

Red183 (71.8%)

Green86 (33.7%)

Blue70 (27.5%)

Hue8.5°

Saturation (HSL)44.66%

Lightness49.61%

Dominant channelRed

Hex per channelR B7 · G 56 · B 46

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B75646 (chemical formula)

Formula
817,733.26 g/mol
75646 atoms

B75646 has a molar mass of 817,733.26 g/mol, made up of 75646 atoms across 1 element: 75646 × B.

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Molar mass

Molar mass817,733.26 g/mol

Total atoms per molecule75646

Distinct elements1

Mass of one molecule1.357878 × 10^-18 g

Molecules per gram7.3644317 × 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 × 75646)817,733.26 g/mol, 100%

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Elements in this formula

Boron

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