Recognised as Colour

#B7787C

#B7787C
Red
Dark
Nearest: Rosy brown

#B7787C is a red with RGB values 183, 120, 124 and HSL 356°, 30%, 59%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Rosy brown.

Colour values

#B7787C#B7787C

HEX#B7787C

RGBrgb(183, 120, 124)

RGB (0–1)0.7176, 0.4706, 0.4863

RGB percentages71.8%, 47.1%, 48.6%

HSLhsl(356.2, 30.4%, 59.4%)

HSV / HSBhsv(356.2, 34.4%, 71.8%)

CMYK0%, 34.4%, 32.2%, 28.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,023,932

CSS custom property--colour: #B7787C;

Brightness & contrast

Relative luminance0.24955WCAG 2.x, 0 is black and 1 is white

Perceived brightness142.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.99:1

Contrast with white3.51:1WCAG normal text: Fail

Contrast with black5.99:1WCAG normal text: AA

Greyscale equivalent#868686

Inverted#488783

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#83827Cno red cones; affects about 1% of men; ΔE 26.5 from the original

Deuteranopia#938E7Bno green cones; the most common form, about 1% of men; ΔE 26.9 from the original

Tritanopia#C3727Ano blue cones; rare, and affects men and women equally; ΔE 7.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text3.51:1WCAG large text: AA

Contrast with black, large text5.99:1WCAG large text: AAA

Named colours

Rosy brown · ΔE 10.6 Pale violetred · ΔE 22 Light coral · ΔE 23 Dark salmon · ΔE 23.7 Light pink · ΔE 24.4 Indian red · ΔE 24.4

Nearest named CSS colourRosy brown (#BC8F8F)ΔE 10.59, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#78B7B3

Analogous#B7789C, #B79478

Triadic#7CB778, #787CB7

Split complementary#78B794, #789CB7

Tetradic#9BB778, #78B7B3, #9378B7

Tints, shades & saturation

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

Lighter +40%#FEFDFD

Lighter +30%#ECDCDD

Lighter +20%#DABBBD

Lighter +10%#C9999C

Darker −10%#A4585D

Darker −20%#83464A

Darker −30%#623437

Darker −40%#412224

More saturated +25%#D15E65

Less saturated −25%#9D9293

Channel breakdown

R183

G120

B124

Red183 (71.8%)

Green120 (47.1%)

Blue124 (48.6%)

Hue356.19°

Saturation (HSL)30.43%

Lightness59.41%

Dominant channelRed

Hex per channelR B7 · G 78 · B 7C

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Harmonies

Lighter and darker

Similar named colours

Also reads as

B7787C (chemical formula)

Formula
84,189.481 g/mol
7788 atoms

B7787C has a molar mass of 84,189.481 g/mol, made up of 7788 atoms across 2 elements: 7787 × B, 1 × C.

Open this reading on its own page →

Molar mass

Molar mass84,189.481 g/mol

Total atoms per molecule7788

Distinct elements2

Mass of one molecule1.3979992 × 10^-19 g

Molecules per gram7.1530798 × 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%

C0%

Boron (B × 7787)84,177.47 g/mol, 99.986%

Carbon (C)12.011 g/mol, 0.014%

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Elements in this formula

Nerdulate something else

Nothing in mind? Surprise me · today’s page