Recognised as Colour

#C1004C

#C1004C
Red
Dark
Nearest: Crimson

#C1004C is a red with RGB values 193, 0, 76 and HSL 336°, 100%, 38%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Crimson.

Colour values

#C1004C#C1004C

HEX#C1004C

RGBrgb(193, 0, 76)

RGB (0–1)0.7569, 0, 0.298

RGB percentages75.7%, 0%, 29.8%

HSLhsl(336.4, 100%, 37.8%)

HSV / HSBhsv(336.4, 100%, 75.7%)

CMYK0%, 100%, 60.6%, 24.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,648,524

CSS custom property--colour: #C1004C;

Brightness & contrast

Relative luminance0.11859WCAG 2.x, 0 is black and 1 is white

Perceived brightness108.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.23:1

Contrast with white6.23:1WCAG normal text: AA

Contrast with black3.37:1WCAG normal text: Fail

Greyscale equivalent#2F2F2F

Inverted#3EFFB3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#494A4Dno red cones; affects about 1% of men; ΔE 69.7 from the original

Deuteranopia#756D47no green cones; the most common form, about 1% of men; ΔE 70.8 from the original

Tritanopia#D4002Bno blue cones; rare, and affects men and women equally; ΔE 25.8 from the original

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

Contrast with white, large text6.23:1WCAG large text: AAA

Contrast with black, large text3.37:1WCAG large text: AA

Named colours

Crimson · ΔE 20 Brown · ΔE 23.8 Firebrick · ΔE 25.5 Indian red · ΔE 26.6 Medium violet red · ΔE 30.5 Deep pink · ΔE 30.8

Nearest named CSS colourCrimson (#DC143C)ΔE 20.03, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00C175

Analogous#C100AD, #C11400

Triadic#4CC100, #004CC1

Split complementary#00C114, #00ADC1

Tetradic#ADC100, #00C175, #1400C1

Tints, shades & saturation

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

Lighter +40%#FF8EBA

Lighter +30%#FF5B9C

Lighter +20%#FF287D

Lighter +10%#F40060

Darker −10%#8E0038

Darker −20%#5B0024

Darker −30%#280010

Darker −40%#000000

More saturated +25%#C1004C

Less saturated −25%#A91851

Channel breakdown

R193

B76

Red193 (75.7%)

Green0 (0%)

Blue76 (29.8%)

Hue336.37°

Saturation (HSL)100%

Lightness37.84%

Dominant channelRed

Hex per channelR C1 · G 00 · B 4C

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Harmonies

Lighter and darker

Similar named colours

Also reads as

C1004C (chemical formula)

Formula
12,071.055 g/mol
1005 atoms

C1004C has a molar mass of 12,071.055 g/mol, made up of 1005 atoms across 1 element: 1005 × C.

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Molar mass

Molar mass12,071.055 g/mol

Total atoms per molecule1005

Distinct elements1

Mass of one molecule2.0044458 × 10^-20 g

Molecules per gram4.98891 × 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%

Carbon (C × 1005)12,071.055 g/mol, 100%

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Elements in this formula

Carbon

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