Recognised as Colour

#C4005B

#C4005B
Red
Dark
Nearest: Medium violet red

#C4005B is a red with RGB values 196, 0, 91 and HSL 332°, 100%, 38%. It is a dark colour, so white text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Medium violet red.

Colour values

#C4005B#C4005B

HEX#C4005B

RGBrgb(196, 0, 91)

RGB (0–1)0.7686, 0, 0.3569

RGB percentages76.9%, 0%, 35.7%

HSLhsl(332.1, 100%, 38.4%)

HSV / HSBhsv(332.1, 100%, 76.9%)

CMYK0%, 100%, 53.6%, 23.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,845,147

CSS custom property--colour: #C4005B;

Brightness & contrast

Relative luminance0.12491WCAG 2.x, 0 is black and 1 is white

Perceived brightness111.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6:1

Contrast with white6:1WCAG normal text: AA

Contrast with black3.5:1WCAG normal text: Fail

Greyscale equivalent#303030

Inverted#3BFFA4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#474D5Cno red cones; affects about 1% of men; ΔE 70.2 from the original

Deuteranopia#756F57no green cones; the most common form, about 1% of men; ΔE 71.4 from the original

Tritanopia#D60034no blue cones; rare, and affects men and women equally; ΔE 29.1 from the original

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

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

Contrast with black, large text3.5:1WCAG large text: AA

Named colours

Medium violet red · ΔE 22.3 Deep pink · ΔE 24.4 Crimson · ΔE 27.3 Hot pink · ΔE 29.6 Pale violetred · ΔE 30.6 Indian red · ΔE 30.7

Nearest named CSS colourMedium violet red (#C71585)ΔE 22.25, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C469

Analogous#C400BD, #C40700

Triadic#5BC400, #005BC4

Split complementary#00C407, #00BDC4

Tetradic#BDC400, #00C469, #0700C4

Tints, shades & saturation

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

Lighter +40%#FF91C4

Lighter +30%#FF5EA9

Lighter +20%#FF2B8D

Lighter +10%#F70073

Darker −10%#910043

Darker −20%#5E002C

Darker −30%#2B0014

Darker −40%#000000

More saturated +25%#C4005B

Less saturated −25%#AC185D

Channel breakdown

R196

B91

Red196 (76.9%)

Green0 (0%)

Blue91 (35.7%)

Hue332.14°

Saturation (HSL)100%

Lightness38.43%

Dominant channelRed

Hex per channelR C4 · G 00 · B 5B

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C4005B (chemical formula)

Formula
48,114.865 g/mol
4006 atoms

C4005B has a molar mass of 48,114.865 g/mol, made up of 4006 atoms across 2 elements: 4005 × C, 1 × B.

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Molar mass

Molar mass48,114.865 g/mol

Total atoms per molecule4006

Distinct elements2

Mass of one molecule7.9896613 × 10^-20 g

Molecules per gram1.2516175 × 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

C100%

B0%

Carbon (C × 4005)48,104.055 g/mol, 99.978%

Boron (B)10.81 g/mol, 0.022%

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