Recognised as Colour

#CB4366

#CB4366
Red
Dark
Nearest: Indian red

#CB4366 is a red with RGB values 203, 67, 102 and HSL 345°, 57%, 53%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#CB4366#CB4366

HEX#CB4366

RGBrgb(203, 67, 102)

RGB (0–1)0.7961, 0.2627, 0.4

RGB percentages79.6%, 26.3%, 40%

HSLhsl(344.6, 56.7%, 52.9%)

HSV / HSBhsv(344.6, 67%, 79.6%)

CMYK0%, 67%, 49.8%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,321,062

CSS custom property--colour: #CB4366;

Brightness & contrast

Relative luminance0.1767WCAG 2.x, 0 is black and 1 is white

Perceived brightness127.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.63:1

Contrast with white4.63:1WCAG normal text: AA

Contrast with black4.53:1WCAG normal text: AA

Greyscale equivalent#626262

Inverted#34BC99

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#626367no red cones; affects about 1% of men; ΔE 57.5 from the original

Deuteranopia#867F63no green cones; the most common form, about 1% of men; ΔE 58.7 from the original

Tritanopia#DD2C51no blue cones; rare, and affects men and women equally; ΔE 17.6 from the original

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

Contrast with white, large text4.63:1WCAG large text: AAA

Contrast with black, large text4.53:1WCAG large text: AAA

Named colours

Indian red · ΔE 17 Pale violetred · ΔE 18.5 Light coral · ΔE 23.6 Brown · ΔE 24.3 Crimson · ΔE 27.7 Hot pink · ΔE 27.7

Nearest named CSS colourIndian red (#CD5C5C)ΔE 16.98, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#43CBA8

Analogous#CB43AA, #CB6443

Triadic#66CB43, #4366CB

Split complementary#43CB64, #43AACB

Tetradic#AACB43, #43CBA8, #6443CB

Tints, shades & saturation

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

Lighter +40%#F7E3E8

Lighter +30%#ECBBC8

Lighter +20%#E193A7

Lighter +10%#D66B87

Darker −10%#AC2F4F

Darker −20%#84243D

Darker −30%#5C192A

Darker −40%#340E18

More saturated +25%#E92557

Less saturated −25%#AD6175

Channel breakdown

R203

G67

B102

Red203 (79.6%)

Green67 (26.3%)

Blue102 (40%)

Hue344.56°

Saturation (HSL)56.67%

Lightness52.94%

Dominant channelRed

Hex per channelR CB · G 43 · B 66

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Harmonies

Lighter and darker

Similar named colours

Also reads as

CB4366 (chemical formula)

Formula
47,208.471 g/mol
4367 atoms

CB4366 has a molar mass of 47,208.471 g/mol, made up of 4367 atoms across 2 elements: 1 × C, 4366 × B.

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Molar mass

Molar mass47,208.471 g/mol

Total atoms per molecule4367

Distinct elements2

Mass of one molecule7.839151 × 10^-20 g

Molecules per gram1.2756483 × 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

C0%

B100%

Carbon (C)12.011 g/mol, 0.025%

Boron (B × 4366)47,196.46 g/mol, 99.975%

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