Recognised as Colour

#CB6B73

#CB6B73
Red
Dark
Nearest: Indian red

#CB6B73 is a red with RGB values 203, 107, 115 and HSL 355°, 48%, 61%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#CB6B73#CB6B73

HEX#CB6B73

RGBrgb(203, 107, 115)

RGB (0–1)0.7961, 0.4196, 0.451

RGB percentages79.6%, 42%, 45.1%

HSLhsl(355, 48%, 60.8%)

HSV / HSBhsv(355, 47.3%, 79.6%)

CMYK0%, 47.3%, 43.3%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,331,315

CSS custom property--colour: #CB6B73;

Brightness & contrast

Relative luminance0.2445WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.89:1

Contrast with white3.57:1WCAG normal text: Fail

Contrast with black5.89:1WCAG normal text: AA

Greyscale equivalent#808080

Inverted#34948C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#7F7C73no red cones; affects about 1% of men; ΔE 40.3 from the original

Deuteranopia#968F71no green cones; the most common form, about 1% of men; ΔE 41.4 from the original

Tritanopia#DB5F6Eno blue cones; rare, and affects men and women equally; ΔE 11.6 from the original

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

Contrast with white, large text3.57:1WCAG large text: AA

Contrast with black, large text5.89:1WCAG large text: AAA

Named colours

Indian red · ΔE 11.5 Light coral · ΔE 12.4 Pale violetred · ΔE 14.8 Salmon · ΔE 20.5 Dark salmon · ΔE 22.5 Rosy brown · ΔE 23.7

Nearest named CSS colourIndian red (#CD5C5C)ΔE 11.5, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6BCBC3

Analogous#CB6BA3, #CB936B

Triadic#73CB6B, #6B73CB

Split complementary#6BCB93, #6BA3CB

Tetradic#A3CB6B, #6BCBC3, #936BCB

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#F3DCDE

Lighter +20%#E6B6BA

Lighter +10%#D89197

Darker −10%#BE454F

Darker −20%#9A363E

Darker −30%#74292F

Darker −40%#4E1C20

More saturated +25%#E4525E

Less saturated −25%#B28488

Channel breakdown

R203

G107

B115

Red203 (79.6%)

Green107 (42%)

Blue115 (45.1%)

Hue355°

Saturation (HSL)48%

Lightness60.78%

Dominant channelRed

Hex per channelR CB · G 6B · B 73

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CB6B73 (chemical formula)

Formula
866.001 g/mol
80 atoms

CB6B73 has a molar mass of 866.001 g/mol, made up of 80 atoms across 2 elements: 1 × C, 79 × B.

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Molar mass

Molar mass866.001 g/mol

Total atoms per molecule80

Distinct elements2

Mass of one molecule1.4380285 × 10^-21 g

Molecules per gram6.9539651 × 10^20

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

C1.4%

B98.6%

Carbon (C)12.011 g/mol, 1.387%

Boron (B × 79)853.99 g/mol, 98.613%

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